id stringlengths 16 16 | domain stringclasses 5
values | source stringclasses 25
values | difficulty stringclasses 3
values | messages listlengths 3 3 | ground_truth stringlengths 0 26k | quality_score float64 4.5 10 | teacher_model stringclasses 1
value | completion_tokens int64 34 37.4k | generation_time stringlengths 32 32 |
|---|---|---|---|---|---|---|---|---|---|
ec898f353faa7997 | reasoning | QASC | hard | [
{
"role": "system",
"content": "You are an expert logical reasoner. Think through the problem carefully.\n\nFormat your response EXACTLY as:\n<think>\n[Break down the problem into components.\nConsider multiple hypotheses if applicable.\nEliminate incorrect paths explicitly.\nBuild toward the conclusion ste... | C | 9.5 | qwen3.8-max-preview | 668 | 2026-07-21T14:01:32.443584+00:00 |
dd116017d7c3979e | math | OrcaMath | easy | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | Let's denote the cost of each carton of ice cream as \( x \) dollars.
Caleb bought 10 cartons of ice cream, so the total cost for the ice cream is \( 10x \).
Each carton of frozen yoghurt costs $1, and Caleb bought 4 cartons, so the total cost for the frozen yoghurt is \( 4 \times 1 = 4 \) dollars.
According to the ... | 9 | qwen3.8-max-preview | 376 | 2026-07-21T18:17:29.427132+00:00 |
177d343e88fb0b74 | reasoning | SciQ | medium | [
{
"role": "system",
"content": "You are an expert logical reasoner. Think through the problem carefully.\n\nFormat your response EXACTLY as:\n<think>\n[Break down the problem into components.\nConsider multiple hypotheses if applicable.\nEliminate incorrect paths explicitly.\nBuild toward the conclusion ste... | C | 9.5 | qwen3.8-max-preview | 586 | 2026-07-22T00:10:51.317836+00:00 |
ccec201843bf4421 | math | MetaMathQA | medium | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | 35 | 10 | qwen3.8-max-preview | 578 | 2026-07-22T05:09:57.733534+00:00 |
35b8cb288778d064 | reasoning | SciQ | medium | [
{
"role": "system",
"content": "You are an expert logical reasoner. Think through the problem carefully.\n\nFormat your response EXACTLY as:\n<think>\n[Break down the problem into components.\nConsider multiple hypotheses if applicable.\nEliminate incorrect paths explicitly.\nBuild toward the conclusion ste... | A | 9.5 | qwen3.8-max-preview | 303 | 2026-07-21T23:37:54.604045+00:00 |
ae3fac0221af88e9 | math | OrcaMath | easy | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | To find the number of multiples of 9 less than 80, we can divide 80 by 9 and take the integer part of the result.
80 ÷ 9 = 8.888...
The integer part of the result is 8, which means there are 8 full multiples of 9 within the range of numbers less than 80. However, we need to list them out to ensure we are not includin... | 9 | qwen3.8-max-preview | 523 | 2026-07-22T01:16:12.535455+00:00 |
865c1241d3327f98 | reasoning | CommonsenseQA | medium | [
{
"role": "system",
"content": "You are an expert logical reasoner. Think through the problem carefully.\n\nFormat your response EXACTLY as:\n<think>\n[Break down the problem into components.\nConsider multiple hypotheses if applicable.\nEliminate incorrect paths explicitly.\nBuild toward the conclusion ste... | A | 9.5 | qwen3.8-max-preview | 328 | 2026-07-21T13:00:38.672627+00:00 |
28c6097222a7d5d5 | reasoning | CommonsenseQA | medium | [
{
"role": "system",
"content": "You are an expert logical reasoner. Think through the problem carefully.\n\nFormat your response EXACTLY as:\n<think>\n[Break down the problem into components.\nConsider multiple hypotheses if applicable.\nEliminate incorrect paths explicitly.\nBuild toward the conclusion ste... | A | 9.5 | qwen3.8-max-preview | 436 | 2026-07-21T15:44:45.305022+00:00 |
bdc16bd82dd43c41 | reasoning | SciQ | medium | [
{
"role": "system",
"content": "You are an expert logical reasoner. Think through the problem carefully.\n\nFormat your response EXACTLY as:\n<think>\n[Break down the problem into components.\nConsider multiple hypotheses if applicable.\nEliminate incorrect paths explicitly.\nBuild toward the conclusion ste... | B | 9.5 | qwen3.8-max-preview | 559 | 2026-07-21T15:18:52.800557+00:00 |
0a29837f4bf15a66 | instruction | tulu-3 | medium | [
{
"role": "system",
"content": "You are a helpful, precise assistant. Follow instructions exactly.\n\nFormat your response as:\n<think>\n[Understand what is being asked. Identify constraints and requirements.\nPlan your response structure.]\n</think>\n\n[Your complete, well-structured response following all... | 6 | qwen3.8-max-preview | 991 | 2026-07-21T11:22:36.566510+00:00 | |
5f587854bc8d0e44 | reasoning | SciQ | medium | [
{
"role": "system",
"content": "You are an expert logical reasoner. Think through the problem carefully.\n\nFormat your response EXACTLY as:\n<think>\n[Break down the problem into components.\nConsider multiple hypotheses if applicable.\nEliminate incorrect paths explicitly.\nBuild toward the conclusion ste... | B | 9.5 | qwen3.8-max-preview | 544 | 2026-07-21T13:00:36.196756+00:00 |
6f9aee906215d397 | instruction | Dolly | medium | [
{
"role": "system",
"content": "You are a helpful, precise assistant. Follow instructions exactly.\n\nFormat your response as:\n<think>\n[Understand what is being asked. Identify constraints and requirements.\nPlan your response structure.]\n</think>\n\n[Your complete, well-structured response following all... | Chrysler is American, Dongfeng is Chinese | 6 | qwen3.8-max-preview | 108 | 2026-07-21T16:26:23.814551+00:00 |
afe5917b266a9d32 | math | MetaMathQA | hard | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | \frac{13}{5} | 10 | qwen3.8-max-preview | 310 | 2026-07-21T21:52:16.327715+00:00 |
f36379a0df127ec9 | reasoning | ARC-Easy | easy | [
{
"role": "system",
"content": "You are an expert logical reasoner. Think through the problem carefully.\n\nFormat your response EXACTLY as:\n<think>\n[Break down the problem into components.\nConsider multiple hypotheses if applicable.\nEliminate incorrect paths explicitly.\nBuild toward the conclusion ste... | C | 9.5 | qwen3.8-max-preview | 496 | 2026-07-21T17:50:16.335195+00:00 |
ccd7af7c0f603058 | instruction | Dolly | medium | [
{
"role": "system",
"content": "You are a helpful, precise assistant. Follow instructions exactly.\n\nFormat your response as:\n<think>\n[Understand what is being asked. Identify constraints and requirements.\nPlan your response structure.]\n</think>\n\n[Your complete, well-structured response following all... | Southwest Airlines offers a unique boarding process where the passenger is not given a specific seat, they are instead boarded in the order that they checked-in for the flight. Passengers are given the opportunity to upgrade their ticket, either through a loyalty program (Southwest Rewards) or by purchasing an Early B... | 6 | qwen3.8-max-preview | 586 | 2026-07-22T00:56:58.383140+00:00 |
5053e1ace047ac9e | math | MetaMathQA | hard | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | 3 | 10 | qwen3.8-max-preview | 543 | 2026-07-22T05:47:04.736679+00:00 |
5cdaa43ae53a8c46 | code | CodeAlpaca | medium | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | public class Sum {
public static void main(String[] args) {
int[] arr = {1, 2, 3, 4, 5};
int sum = 0;
// Compute sum of array elements
for (int i = 0; i < arr.length; i++) {
sum += arr[i];
}
// Print sum
System.out.println("Sum of given array elements is: " + sum);
}
} | 7 | qwen3.8-max-preview | 530 | 2026-07-22T01:51:53.252103+00:00 |
c9070050c0df9d3a | code | Evol-Code | medium | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | Certainly! Here's an erroneous code snippet that increases misdirection:
```python
def calculate_sum(a, b):
result = a - b # Erroneously subtracting instead of adding
return result
num1 = 10
num2 = 5
sum = calculate_sum(num1, num2)
print(f"The sum of {num1} and {num2} is: {sum}")
```
In the above code, the ... | 9 | qwen3.8-max-preview | 1,117 | 2026-07-22T00:55:49.257607+00:00 |
5076e7b061a5eee6 | math | MATH/geometry | hard | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | Rotating $360^\circ$ is the same as doing nothing, so rotating $600^\circ$ is the same as rotating $600^\circ - 360^\circ = 240^\circ$. Therefore, we have $\sin 600^\circ = \sin (600^\circ - 360^\circ) = \sin 240^\circ$.
Let $P$ be the point on the unit circle that is $240^\circ$ counterclockwise from $(1,0)$, and le... | 9 | qwen3.8-max-preview | 456 | 2026-07-21T15:10:27.043280+00:00 |
3b115aedef12d5f6 | reasoning | SciQ | medium | [
{
"role": "system",
"content": "You are an expert logical reasoner. Think through the problem carefully.\n\nFormat your response EXACTLY as:\n<think>\n[Break down the problem into components.\nConsider multiple hypotheses if applicable.\nEliminate incorrect paths explicitly.\nBuild toward the conclusion ste... | C | 9.5 | qwen3.8-max-preview | 434 | 2026-07-22T01:40:54.479367+00:00 |
359f005099c9819e | reasoning | CommonsenseQA | medium | [
{
"role": "system",
"content": "You are an expert logical reasoner. Think through the problem carefully.\n\nFormat your response EXACTLY as:\n<think>\n[Break down the problem into components.\nConsider multiple hypotheses if applicable.\nEliminate incorrect paths explicitly.\nBuild toward the conclusion ste... | D | 9.5 | qwen3.8-max-preview | 459 | 2026-07-21T15:36:25.820746+00:00 |
c3046c70b8610181 | code | CodeAlpaca | medium | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | class Car:
def __init__(self, brand, color):
self.brand = brand
self.color = color
def describe(self):
return “This car is a {} and it is {}.”.format(self.brand, self.color) | 9 | qwen3.8-max-preview | 1,796 | 2026-07-21T13:36:55.237011+00:00 |
15192b599d04616b | code | MBPP | easy | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | def sequential_search(dlist, item):
pos = 0
found = False
while pos < len(dlist) and not found:
if dlist[pos] == item:
found = True
else:
pos = pos + 1
return found, pos | 9 | qwen3.8-max-preview | 584 | 2026-07-22T05:10:09.537725+00:00 |
3d84d5940dffa0a9 | math | OrcaMath | easy | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | If you multiplied the number by 8 and got 56, we can find the original number by dividing 56 by 8:
56 / 8 = 7
Now, to find the correct result when you divide this number by 8, we do the following calculation:
7 / 8 = 0.875
To the second decimal place, the correct result is 0.88. | 9 | qwen3.8-max-preview | 324 | 2026-07-22T09:42:09.847274+00:00 |
6fa1b4b6f0f26e55 | math | NuminaMath-CoT | hard | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | 9 | qwen3.8-max-preview | 1,100 | 2026-07-21T17:02:54.815031+00:00 | |
7351ebe6f840c893 | instruction | Dolly | medium | [
{
"role": "system",
"content": "You are a helpful, precise assistant. Follow instructions exactly.\n\nFormat your response as:\n<think>\n[Understand what is being asked. Identify constraints and requirements.\nPlan your response structure.]\n</think>\n\n[Your complete, well-structured response following all... | One day, a mysterious stranger arrived in the village. He was a man of many faces, and he had a story to tell. He told them of his journeys and his adventures, and his tales of the world beyond. The villagers were entranced by his stories and his tales of the world beyond.
And so, from that day on, the villagers and t... | 6 | qwen3.8-max-preview | 567 | 2026-07-22T08:25:58.015912+00:00 |
6003b97172b8eb20 | math | MetaMathQA | hard | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | 9 | 10 | qwen3.8-max-preview | 215 | 2026-07-22T08:23:49.421078+00:00 |
696b88ec27eaa7fb | math | NuminaMath-CoT | hard | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | 9 | qwen3.8-max-preview | 897 | 2026-07-21T21:37:51.698164+00:00 | |
e39989c145dfee16 | math | MATH/prealgebra | hard | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | Calculating, $$\frac{7+21}{14+42} = \frac{28}{56}=\boxed{\frac{1}{2}}.$$ | 9 | qwen3.8-max-preview | 291 | 2026-07-21T19:02:27.852551+00:00 |
ef385548f10c3541 | instruction | tulu-3 | medium | [
{
"role": "system",
"content": "You are a helpful, precise assistant. Follow instructions exactly.\n\nFormat your response as:\n<think>\n[Understand what is being asked. Identify constraints and requirements.\nPlan your response structure.]\n</think>\n\n[Your complete, well-structured response following all... | 7.5 | qwen3.8-max-preview | 640 | 2026-07-21T20:15:53.016591+00:00 | |
d618c180980698da | math | OrcaMath | easy | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | First, we need to convert the remaining rope from centimeters to meters to keep the units consistent. There are 100 centimeters in a meter, so:
50 cm = 50 / 100 m
50 cm = 0.5 m
Now, we know that it takes 0.84 meters of string to decorate one tree. For 10 trees, the total amount of string used would be:
0.84 m/tree *... | 9 | qwen3.8-max-preview | 263 | 2026-07-21T17:53:35.086974+00:00 |
20e8f52624e74b15 | math | OrcaMath | easy | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | Let's denote the number of students in C class as C. According to the information given:
B class has 1 more student than C class, so the number of students in B class is C + 1.
A class has 2 fewer students than B class, and we know there are 44 students in A class, so:
44 = (C + 1) - 2
Now, let's solve for C:
44 =... | 9 | qwen3.8-max-preview | 279 | 2026-07-22T02:21:47.946544+00:00 |
55d7a921b4e13d92 | instruction | Dolly | medium | [
{
"role": "system",
"content": "You are a helpful, precise assistant. Follow instructions exactly.\n\nFormat your response as:\n<think>\n[Understand what is being asked. Identify constraints and requirements.\nPlan your response structure.]\n</think>\n\n[Your complete, well-structured response following all... | Squash is a sport played with a racket-and-ball in a court with four walls. Scoring goes up to 11 with a point allocated per rally. Typically squash is played by two players but can be played as doubles. Squash is very similar to racquetball. | 7.5 | qwen3.8-max-preview | 286 | 2026-07-22T07:22:38.791944+00:00 |
4959ef932a2f8588 | reasoning | SciQ | medium | [
{
"role": "system",
"content": "You are an expert logical reasoner. Think through the problem carefully.\n\nFormat your response EXACTLY as:\n<think>\n[Break down the problem into components.\nConsider multiple hypotheses if applicable.\nEliminate incorrect paths explicitly.\nBuild toward the conclusion ste... | D | 9.5 | qwen3.8-max-preview | 560 | 2026-07-22T00:55:39.506692+00:00 |
ddc91e8863be771b | reasoning | QASC | hard | [
{
"role": "system",
"content": "You are an expert logical reasoner. Think through the problem carefully.\n\nFormat your response EXACTLY as:\n<think>\n[Break down the problem into components.\nConsider multiple hypotheses if applicable.\nEliminate incorrect paths explicitly.\nBuild toward the conclusion ste... | H | 9.5 | qwen3.8-max-preview | 1,012 | 2026-07-21T17:33:10.929391+00:00 |
42dac94c75c6a79b | code | Evol-Code | medium | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | Here is an implementation of a doubly linked list class in Python with the required functionalities:
```python
class Node:
def __init__(self, data):
self.data = data
self.prev = None
self.next = None
class DoublyLinkedList:
def __init__(self):
self.head = None
self.tail... | 8 | qwen3.8-max-preview | 2,919 | 2026-07-22T02:27:41.428770+00:00 |
54f928b4f8228113 | reasoning | SciQ | medium | [
{
"role": "system",
"content": "You are an expert logical reasoner. Think through the problem carefully.\n\nFormat your response EXACTLY as:\n<think>\n[Break down the problem into components.\nConsider multiple hypotheses if applicable.\nEliminate incorrect paths explicitly.\nBuild toward the conclusion ste... | B | 9.5 | qwen3.8-max-preview | 642 | 2026-07-22T09:31:03.517394+00:00 |
118cdb47c313d25f | code | Evol-Code | medium | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | Here is the C program that implements the required functionality:
```c
#include <stdio.h>
int main() {
int matrix[4][4];
int magicConstant, isMagicSquare = 1;
// Step 1: Read in a 4x4 matrix from the user
printf("Enter a 4x4 matrix:\n");
for (int i = 0; i < 4; i++) {
for (int j = 0; j < 4... | 7 | qwen3.8-max-preview | 1,232 | 2026-07-22T00:24:39.762219+00:00 |
4c47e734151cdec0 | instruction | tulu-3 | medium | [
{
"role": "system",
"content": "You are a helpful, precise assistant. Follow instructions exactly.\n\nFormat your response as:\n<think>\n[Understand what is being asked. Identify constraints and requirements.\nPlan your response structure.]\n</think>\n\n[Your complete, well-structured response following all... | 6 | qwen3.8-max-preview | 453 | 2026-07-22T05:35:29.185733+00:00 | |
a066d8c1e80f6a5d | code | CodeAlpaca | medium | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | student = {
'name': 'John',
'Age': 20,
'Gender': 'Male',
'Occupation': 'Developer'
} | 7 | qwen3.8-max-preview | 223 | 2026-07-21T03:51:26.461187+00:00 |
f13e656fb6046ba9 | math | NuminaMath-CoT | hard | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | 9 | qwen3.8-max-preview | 586 | 2026-07-21T14:16:56.479532+00:00 | |
357f834fb966e40a | reasoning | QASC | hard | [
{
"role": "system",
"content": "You are an expert logical reasoner. Think through the problem carefully.\n\nFormat your response EXACTLY as:\n<think>\n[Break down the problem into components.\nConsider multiple hypotheses if applicable.\nEliminate incorrect paths explicitly.\nBuild toward the conclusion ste... | D | 9.5 | qwen3.8-max-preview | 843 | 2026-07-22T00:17:41.317554+00:00 |
9068b334a58671a1 | math | OrcaMath | easy | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | To find the value of the certain number, we can set up the equation:
82.04 ÷ certain number = 28
To solve for the certain number, we can rearrange the equation:
certain number = 82.04 ÷ 28
Now we can perform the division:
certain number = 2.93
So, the value of the certain number is 2.93. | 9 | qwen3.8-max-preview | 314 | 2026-07-22T09:29:59.360919+00:00 |
eb3d939c9e58bb40 | reasoning | SciQ | medium | [
{
"role": "system",
"content": "You are an expert logical reasoner. Think through the problem carefully.\n\nFormat your response EXACTLY as:\n<think>\n[Break down the problem into components.\nConsider multiple hypotheses if applicable.\nEliminate incorrect paths explicitly.\nBuild toward the conclusion ste... | B | 9.5 | qwen3.8-max-preview | 504 | 2026-07-22T01:32:43.474667+00:00 |
667d226980a7592c | instruction | tulu-3 | medium | [
{
"role": "system",
"content": "You are a helpful, precise assistant. Follow instructions exactly.\n\nFormat your response as:\n<think>\n[Understand what is being asked. Identify constraints and requirements.\nPlan your response structure.]\n</think>\n\n[Your complete, well-structured response following all... | 5 | qwen3.8-max-preview | 90 | 2026-07-21T22:19:07.331988+00:00 | |
2bc408c169771e9f | code | CodeAlpaca | medium | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | if(document.body.innerHTML.indexOf('awesome') > -1){
console.log('Text found!');
} else {
console.log('Text not found!');
} | 8.5 | qwen3.8-max-preview | 885 | 2026-07-22T03:11:32.277052+00:00 |
29e400f7ccfe5684 | instruction | tulu-3 | medium | [
{
"role": "system",
"content": "You are a helpful, precise assistant. Follow instructions exactly.\n\nFormat your response as:\n<think>\n[Understand what is being asked. Identify constraints and requirements.\nPlan your response structure.]\n</think>\n\n[Your complete, well-structured response following all... | 6 | qwen3.8-max-preview | 486 | 2026-07-22T05:26:33.017394+00:00 | |
143bb26b6dc5b113 | instruction | tulu-3 | medium | [
{
"role": "system",
"content": "You are a helpful, precise assistant. Follow instructions exactly.\n\nFormat your response as:\n<think>\n[Understand what is being asked. Identify constraints and requirements.\nPlan your response structure.]\n</think>\n\n[Your complete, well-structured response following all... | 6 | qwen3.8-max-preview | 867 | 2026-07-22T04:45:43.969829+00:00 | |
345669cdb8b263f2 | code | CodeAlpaca | medium | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | original_list[0] = 1
original_list[1] = 2
original_list.append(5)
original_list.append(7)
original_list.append(9)
original_list.append(10) | 8.5 | qwen3.8-max-preview | 585 | 2026-07-22T02:10:08.399591+00:00 |
02540e788b9ed581 | math | OrcaMath | easy | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | To determine the number of ways the ID photos can be arranged in a row, we can use the concept of permutations. Since we have 5 unique photos (Seokjin, Taehyung, Namjoon, Yoojeong, and Yuna), we want to find the number of permutations of these 5 items.
The number of permutations of n unique items is given by n factori... | 9 | qwen3.8-max-preview | 289 | 2026-07-22T10:05:47.508521+00:00 |
22febd4e5958c190 | instruction | tulu-3 | medium | [
{
"role": "system",
"content": "You are a helpful, precise assistant. Follow instructions exactly.\n\nFormat your response as:\n<think>\n[Understand what is being asked. Identify constraints and requirements.\nPlan your response structure.]\n</think>\n\n[Your complete, well-structured response following all... | 7.5 | qwen3.8-max-preview | 457 | 2026-07-22T02:25:14.404646+00:00 | |
910688719f62890d | instruction | tulu-3 | medium | [
{
"role": "system",
"content": "You are a helpful, precise assistant. Follow instructions exactly.\n\nFormat your response as:\n<think>\n[Understand what is being asked. Identify constraints and requirements.\nPlan your response structure.]\n</think>\n\n[Your complete, well-structured response following all... | 6 | qwen3.8-max-preview | 271 | 2026-07-22T07:22:41.321850+00:00 | |
ba04ea8d2c9ca804 | math | OrcaMath | easy | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | Let's call the number we are looking for "x". According to the problem, when we subtract 36 from x and then multiply the result by 22, we get 748. We can write this as an equation:
22 * (x - 36) = 748
Now, let's solve for x:
First, divide both sides of the equation by 22 to isolate the term (x - 36):
(x - 36) = 748... | 9 | qwen3.8-max-preview | 315 | 2026-07-22T02:25:24.262062+00:00 |
cf3ffa014fd9a1d3 | reasoning | QASC | hard | [
{
"role": "system",
"content": "You are an expert logical reasoner. Think through the problem carefully.\n\nFormat your response EXACTLY as:\n<think>\n[Break down the problem into components.\nConsider multiple hypotheses if applicable.\nEliminate incorrect paths explicitly.\nBuild toward the conclusion ste... | F | 9.5 | qwen3.8-max-preview | 622 | 2026-07-22T04:07:23.742675+00:00 |
7480ec5ff0da34ea | code | Evol-Code | medium | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | Here is a Python solution that meets all the given requirements:
```python
import random
def generate_2d_array(rows, columns):
unique_numbers = set()
array = [[0] * columns for _ in range(rows)]
for i in range(rows):
for j in range(columns):
random_number = random.randint(1, 1000)... | 8 | qwen3.8-max-preview | 2,418 | 2026-07-22T05:46:17.450724+00:00 |
fa64d9e492986eb3 | instruction | tulu-3 | medium | [
{
"role": "system",
"content": "You are a helpful, precise assistant. Follow instructions exactly.\n\nFormat your response as:\n<think>\n[Understand what is being asked. Identify constraints and requirements.\nPlan your response structure.]\n</think>\n\n[Your complete, well-structured response following all... | 6 | qwen3.8-max-preview | 450 | 2026-07-22T06:34:50.829604+00:00 | |
a004167bf62b24a5 | math | MATH/geometry | hard | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | The trefoil is constructed of four equilateral triangles and four circular segments, as shown. These can be combined to form four $60^{\circ}$ circular sectors. Since the radius of the circle is 1, the area of the trefoil is \[
\frac{4}{6}\left(\pi\cdot 1^2\right) = \boxed{\frac{2}{3}\pi}.
\][asy]
unitsize(1cm);
path... | 7.5 | qwen3.8-max-preview | 3,254 | 2026-07-21T19:01:42.802141+00:00 |
37a751ddde08756a | reasoning | QASC | hard | [
{
"role": "system",
"content": "You are an expert logical reasoner. Think through the problem carefully.\n\nFormat your response EXACTLY as:\n<think>\n[Break down the problem into components.\nConsider multiple hypotheses if applicable.\nEliminate incorrect paths explicitly.\nBuild toward the conclusion ste... | F | 9.5 | qwen3.8-max-preview | 641 | 2026-07-22T06:10:56.331528+00:00 |
2ea286c86e79fb62 | reasoning | CommonsenseQA | medium | [
{
"role": "system",
"content": "You are an expert logical reasoner. Think through the problem carefully.\n\nFormat your response EXACTLY as:\n<think>\n[Break down the problem into components.\nConsider multiple hypotheses if applicable.\nEliminate incorrect paths explicitly.\nBuild toward the conclusion ste... | C | 9.5 | qwen3.8-max-preview | 483 | 2026-07-21T20:36:33.047712+00:00 |
e0b3851ec988c504 | math | MetaMathQA | medium | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | 9 | 10 | qwen3.8-max-preview | 323 | 2026-07-21T16:17:54.370425+00:00 |
86b90a44de050cce | code | Evol-Code | medium | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | The time complexity of this algorithm is O(n), where n is the number of elements in the input list. This is because the algorithm iterates through each element in the list once, performing a constant time operation for each element. The if condition inside the loop does not significantly affect the overall time complex... | 7.5 | qwen3.8-max-preview | 734 | 2026-07-22T00:33:26.023268+00:00 |
977b882b0096b031 | math | MetaMathQA | hard | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | 485 | 10 | qwen3.8-max-preview | 490 | 2026-07-22T03:00:55.450801+00:00 |
d0c4d1ff7e80fd80 | reasoning | ARC-Easy | easy | [
{
"role": "system",
"content": "You are an expert logical reasoner. Think through the problem carefully.\n\nFormat your response EXACTLY as:\n<think>\n[Break down the problem into components.\nConsider multiple hypotheses if applicable.\nEliminate incorrect paths explicitly.\nBuild toward the conclusion ste... | 3 | 9.5 | qwen3.8-max-preview | 467 | 2026-07-21T15:03:37.882867+00:00 |
fd4161a6d91cd38f | reasoning | SciQ | medium | [
{
"role": "system",
"content": "You are an expert logical reasoner. Think through the problem carefully.\n\nFormat your response EXACTLY as:\n<think>\n[Break down the problem into components.\nConsider multiple hypotheses if applicable.\nEliminate incorrect paths explicitly.\nBuild toward the conclusion ste... | B | 9.5 | qwen3.8-max-preview | 351 | 2026-07-22T08:59:45.848710+00:00 |
10477dc123973da7 | code | CodeAlpaca | medium | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | 3 * 4 | 10 | qwen3.8-max-preview | 163 | 2026-07-21T12:43:58.401500+00:00 |
e5d44b315dc60950 | code | Evol-Code | medium | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | Here is an example implementation in Python:
```python
import random
def validate_secret_key(key):
if len(set(key)) != len(key):
return False
if not key.isupper():
return False
return True
def substitution_cipher(message, key):
encrypted_message = ""
for char in message:
i... | 7.5 | qwen3.8-max-preview | 6,181 | 2026-07-21T13:53:06.103131+00:00 |
1fb0b3ff54a464f4 | instruction | tulu-3 | medium | [
{
"role": "system",
"content": "You are a helpful, precise assistant. Follow instructions exactly.\n\nFormat your response as:\n<think>\n[Understand what is being asked. Identify constraints and requirements.\nPlan your response structure.]\n</think>\n\n[Your complete, well-structured response following all... | 6 | qwen3.8-max-preview | 407 | 2026-07-21T14:47:39.807560+00:00 | |
fe1df291d5c2cd00 | instruction | tulu-3 | medium | [
{
"role": "system",
"content": "You are a helpful, precise assistant. Follow instructions exactly.\n\nFormat your response as:\n<think>\n[Understand what is being asked. Identify constraints and requirements.\nPlan your response structure.]\n</think>\n\n[Your complete, well-structured response following all... | 6 | qwen3.8-max-preview | 578 | 2026-07-21T19:51:29.532479+00:00 | |
55d4fc1042fff6cb | code | Evol-Code | hard | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | class Car:
def __init__(self, doors, colour, model_year, speed, license_plate):
if doors <= 0:
raise ValueError("Number of doors must be a positive integer.")
if not colour:
raise ValueError("Colour must be a non-empty string.")
if model_year <= 0:
raise V... | 9 | qwen3.8-max-preview | 1,350 | 2026-07-22T01:23:00.883507+00:00 |
50c8908b13481004 | code | CodeAlpaca | medium | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | def sum_recursive(n):
if n == 0:
return 0
else:
return n + sum_recursive(n-1) | 9 | qwen3.8-max-preview | 818 | 2026-07-21T17:39:07.431432+00:00 |
5a57f391f3d7ff21 | code | Evol-Code | hard | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | Here is a Java program that meets all the requirements:
```java
public class ArraySum {
public static void main(String[] args) {
int[] numbers = {1, 2, 3, 4, 5};
try {
int sum = calculateSum(numbers);
System.out.println("Sum: " + sum);
} catch (IllegalA... | 7.5 | qwen3.8-max-preview | 2,410 | 2026-07-21T11:52:05.537909+00:00 |
e5b306cf7a42a7ae | code | Evol-Code | hard | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | Here is a Python program that meets all the requirements mentioned:
```python
def find_largest_numbers(numbers):
positives = [num for num in numbers if num >= 0]
if not positives:
return []
positives.sort(reverse=True)
return positives[0]
input_numbers = list(map(int, input("Enter the numbers:... | 9 | qwen3.8-max-preview | 1,812 | 2026-07-22T04:02:59.305896+00:00 |
27c24ee83a2ba56b | math | NuminaMath-CoT | hard | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | 8 | qwen3.8-max-preview | 2,625 | 2026-07-22T09:52:49.295523+00:00 | |
fb9c1ecd2d2ac2aa | math | NuminaMath-CoT | hard | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | 9 | qwen3.8-max-preview | 509 | 2026-07-21T17:41:00.999993+00:00 | |
326f93f6498139b3 | reasoning | ARC-Easy | easy | [
{
"role": "system",
"content": "You are an expert logical reasoner. Think through the problem carefully.\n\nFormat your response EXACTLY as:\n<think>\n[Break down the problem into components.\nConsider multiple hypotheses if applicable.\nEliminate incorrect paths explicitly.\nBuild toward the conclusion ste... | A | 9.5 | qwen3.8-max-preview | 430 | 2026-07-22T08:59:31.840142+00:00 |
3ca265d7d3710629 | math | MetaMathQA | hard | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | -21 | 10 | qwen3.8-max-preview | 404 | 2026-07-21T19:22:42.631381+00:00 |
ac7d1fc6f7bab4ee | instruction | tulu-3 | medium | [
{
"role": "system",
"content": "You are a helpful, precise assistant. Follow instructions exactly.\n\nFormat your response as:\n<think>\n[Understand what is being asked. Identify constraints and requirements.\nPlan your response structure.]\n</think>\n\n[Your complete, well-structured response following all... | 7.5 | qwen3.8-max-preview | 1,162 | 2026-07-21T20:54:01.811331+00:00 | |
677f16b3ee3e5356 | code | CodeAlpaca | medium | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | def is_even(number)
number % 2 == 0
end | 7.5 | qwen3.8-max-preview | 399 | 2026-07-22T01:20:35.674851+00:00 |
44238d201d59a9c0 | code | CodeAlpaca | medium | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | cube_of_5 = 5**3 # assign a variable the value of the cube of 5. | 7 | qwen3.8-max-preview | 152 | 2026-07-21T17:02:03.860351+00:00 |
96b92bcf7936a1f5 | code | CodeAlpaca | medium | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | def capitalize_words(words):
result = []
for word in words:
result.append(word.capitalize())
return result | 9 | qwen3.8-max-preview | 502 | 2026-07-22T00:35:18.343252+00:00 |
73da589d09ad541f | math | OrcaMath | easy | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | Taehyung has more candies. He has 81 candies, while Seokjin has 78 candies. | 8.5 | qwen3.8-max-preview | 120 | 2026-07-22T04:50:02.784204+00:00 |
ea79916ab3be59ff | reasoning | OpenBookQA | medium | [
{
"role": "system",
"content": "You are an expert logical reasoner. Think through the problem carefully.\n\nFormat your response EXACTLY as:\n<think>\n[Break down the problem into components.\nConsider multiple hypotheses if applicable.\nEliminate incorrect paths explicitly.\nBuild toward the conclusion ste... | A | 9.5 | qwen3.8-max-preview | 787 | 2026-07-21T16:03:17.337878+00:00 |
5e62c5b350c93b01 | code | Evol-Code | medium | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | Here's an R script that meets your requirements:
```R
# Function to calculate the summation of even numbers in a given list
even_sum <- function(numbers) {
# Initializing the sum
sum <- 0
# Looping through each number in the list
for (num in numbers) {
# Checking if the number is even
if (num %% 2 =... | 8.5 | qwen3.8-max-preview | 1,768 | 2026-07-21T13:35:37.545862+00:00 |
a9b3f956a31926d8 | math | MATH/prealgebra | hard | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | Dividing both sides of the inequality by 1.2, we have $t \le \dfrac{9.6}{1.2}$. The right side of this inequality is equal to $\dfrac{96}{12}$, which is $8$.
Thus, we are looking for the sum of all positive integers less than or equal to $8$. This is $1+2+3+4+5+6+7+8 = \boxed{36}$. | 9 | qwen3.8-max-preview | 384 | 2026-07-21T15:59:19.767718+00:00 |
ef906bfdcc1496b9 | math | OrcaMath | easy | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | Let's denote the number of pieces of colored paper used for making a piece of art as x. According to the problem, the number of colored paper left is 6 less than x, which can be written as x - 6.
We know that Seokgi started with 82 sheets of colored paper. After using x sheets for the art, the remaining sheets would b... | 9 | qwen3.8-max-preview | 401 | 2026-07-22T08:53:45.988617+00:00 |
737e0ac4d348dc16 | code | Evol-Code | hard | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | To merge the two arrays in O(n log n) time complexity using the merge sort algorithm, we can follow these steps:
1. Implement the merge function: This function takes in two sorted arrays and merges them into a single sorted array. It uses two pointers, one for each array, to compare elements and merge them in ascendin... | 7.5 | qwen3.8-max-preview | 3,739 | 2026-07-21T18:03:05.732735+00:00 |
4ab5d57649e006a6 | code | Evol-Code | hard | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | One possible data structure that can efficiently store and retrieve the required information is a combination of a Max Heap and a Balanced Binary Search Tree (BBST).
1. Max Heap: Store the countries and their population as nodes in a Max Heap. The population of each country will be the key for comparison purposes. Thi... | 7.5 | qwen3.8-max-preview | 4,699 | 2026-07-22T03:49:56.516491+00:00 |
0f13a7f50342226f | math | MetaMathQA | hard | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | -2 | 10 | qwen3.8-max-preview | 708 | 2026-07-21T20:53:39.935436+00:00 |
fe8b5bb389fcc890 | code | CodeAlpaca | medium | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | list y = [2, 3, 4, 1, 5]
x = 1
def find_position(y, x):
for index, value in enumerate(y):
if value == x:
return index
return f"{x} is not in the list"
if __name__ == '__main__':
print(find_position(y, x)) | 9 | qwen3.8-max-preview | 406 | 2026-07-22T04:28:23.491147+00:00 |
5f482bb2b119af53 | instruction | tulu-3 | medium | [
{
"role": "system",
"content": "You are a helpful, precise assistant. Follow instructions exactly.\n\nFormat your response as:\n<think>\n[Understand what is being asked. Identify constraints and requirements.\nPlan your response structure.]\n</think>\n\n[Your complete, well-structured response following all... | 6 | qwen3.8-max-preview | 728 | 2026-07-21T16:11:16.272000+00:00 | |
1b821b1fcd696e6a | math | MetaMathQA | hard | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | 220 | 10 | qwen3.8-max-preview | 218 | 2026-07-21T20:18:21.769605+00:00 |
adeb84ba160046f6 | math | MATH/precalculus | hard | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | The dot product of $\begin{pmatrix} -2 \\ 0 \\ 7 \end{pmatrix}$ and $\begin{pmatrix} 3 \\ 4 \\ -5 \end{pmatrix}$ is
\[(-2)(3) + (0)(4) + (7)(-5) = \boxed{-41}.\] | 9 | qwen3.8-max-preview | 273 | 2026-07-21T22:09:03.248038+00:00 |
e348b9ea2bab21c6 | math | MATH/algebra | hard | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | By the quadratic formula, the roots of the equation are $$x=\frac{-(99)\pm\sqrt{(99)^2-4(\frac12)c}}{2(\frac12)},$$which simplifies to $$x=-99\pm\sqrt{9801-2c}.$$This looks like our target, except that we have to get the $9801-2c$ under the radical to equal $8001$. So, we solve the equation $9801-2c=8001$, which yields... | 9 | qwen3.8-max-preview | 494 | 2026-07-21T10:19:06.982945+00:00 |
eda008077ab14e0b | math | MetaMathQA | medium | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | 12 | 10 | qwen3.8-max-preview | 281 | 2026-07-22T00:06:43.348032+00:00 |
f492b261dde13213 | math | MetaMathQA | medium | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | 13 | 10 | qwen3.8-max-preview | 253 | 2026-07-21T12:43:19.523750+00:00 |
0b43b41b76b5f86c | math | OrcaMath | easy | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | To place the numbers in ascending order, we need to start with the smallest number and progress to the largest.
Comparing the given numbers:
2.23, 3.12, 9.434, and 2.453
We can see that 2.23 is the smallest number among them.
Therefore, 2.23 should come first in the ascending order. | 9 | qwen3.8-max-preview | 543 | 2026-07-21T17:01:58.492602+00:00 |
5ac4ff8ef109c3b1 | code | Evol-Code | hard | [
{
"role": "system",
"content": "You are an expert software engineer. Write complete, correct, runnable code.\n\nFormat your response EXACTLY as:\n<think>\n[Analyze the problem, consider edge cases, choose your approach,\nexplain your algorithm and data structure choices.]\n</think>\n\n```python\n[Complete, ... | I nac od gnidoc. | 9 | qwen3.8-max-preview | 1,396 | 2026-07-21T14:57:43.085688+00:00 |
f403371c4db199f8 | instruction | tulu-3 | medium | [
{
"role": "system",
"content": "You are a helpful, precise assistant. Follow instructions exactly.\n\nFormat your response as:\n<think>\n[Understand what is being asked. Identify constraints and requirements.\nPlan your response structure.]\n</think>\n\n[Your complete, well-structured response following all... | 6 | qwen3.8-max-preview | 209 | 2026-07-21T16:43:57.817939+00:00 | |
d341290a783a2b9e | math | OrcaMath | easy | [
{
"role": "system",
"content": "You are an expert mathematician. Solve the given problem with complete rigor.\n\nFormat your response EXACTLY as:\n<think>\n[Your complete step-by-step reasoning. Show all intermediate calculations.\nIf you make an error and catch it, show the correction.\nEnd with a clear st... | Let's denote the vertical length of one postcard as \( V \) and the horizontal length as \( H \). According to the problem, \( V = 15 \) cm.
When the two postcards are attached horizontally, their vertical lengths remain the same, but their horizontal lengths are combined. The perimeter of the stitched postcard is the... | 9 | qwen3.8-max-preview | 612 | 2026-07-22T07:17:53.033903+00:00 |
c0aa257ef62c1342 | instruction | tulu-3 | medium | [
{
"role": "system",
"content": "You are a helpful, precise assistant. Follow instructions exactly.\n\nFormat your response as:\n<think>\n[Understand what is being asked. Identify constraints and requirements.\nPlan your response structure.]\n</think>\n\n[Your complete, well-structured response following all... | 7.5 | qwen3.8-max-preview | 1,035 | 2026-07-21T02:49:23.177390+00:00 |
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