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 |
|---|---|---|---|---|---|---|---|---|---|
743608c8b309e246 | 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 | 482 | 2026-07-21T19:42:23.482750+00:00 | |
535134b5746e4088 | 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... | 4 | 10 | qwen3.8-max-preview | 347 | 2026-07-22T06:50:12.625415+00:00 |
a93720435fb46f34 | 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 break down the information given:
1. Yoojung is standing on the far right.
2. Eunjeong is standing 5th from the far left.
3. There are 8 students standing between Eunjeong and Yoojung.
To find out the total number of students in line, we need to add up all the positions:
- The 4 students to the left of Eunjeon... | 9 | qwen3.8-max-preview | 438 | 2026-07-21T14:53:29.754950+00:00 |
9c240c26825b0195 | 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 the rewritten code to meet the additional requirements:
```python
def find_max_subarray_sum(A):
if not A or not any(A):
return []
max_sums = []
for row in A:
if all(num < 0 for num in row):
max_sums.append(0)
elif all(num >= 0 for num in row):
max_su... | 9 | qwen3.8-max-preview | 1,968 | 2026-07-22T07:55:31.410226+00:00 |
db47c4070e7a8f2a | 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<Integer> list = Arrays.asList(5, 2, 8, 1);
Collections.sort(list); | 8.5 | qwen3.8-max-preview | 550 | 2026-07-21T12:58:59.786519+00:00 |
480f2ca42490a4d2 | 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... | 7.5 | qwen3.8-max-preview | 1,689 | 2026-07-22T07:45:19.902508+00:00 | |
e51d4f50eb7efb44 | 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, let's convert all the measurements to milliliters (ml) to make it easier to compare.
1 liter = 1000 milliliters
So, the 1-liter water bottle contains:
1 l = 1000 ml
The 400-milliliter water bottle already is in milliliters.
The 2800-milliliter tank is also already in milliliters.
Now, let's add up the total... | 9 | qwen3.8-max-preview | 517 | 2026-07-22T05:06:50.971772+00:00 |
af3c9ba600a32dee | 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 | 2026-07-21T23:14:58.180986+00:00 |
d5bc20f841aba56c | 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, ... | ```javascript
function compareNumbers(num1, num2, num3) {
if (typeof num1 !== "number" || typeof num2 !== "number" || typeof num3 !== "number") {
return "Error: All inputs must be numbers.";
}
if (num1 >= num2 && num1 >= num3) {
return num1;
} else if (num2 >= num1 && num2 >= num3) {
return num2;... | 8.5 | qwen3.8-max-preview | 708 | 2026-07-22T10:06:17.608724+00:00 |
9b8e6b7233eeae11 | 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 | 769 | 2026-07-21T17:47:42.185975+00:00 | |
d50095471fd52a8a | 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 | 413 | 2026-07-22T03:17:58.795982+00:00 | |
317f6869a9d17cde | 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 | 674 | 2026-07-22T08:32:36.877004+00:00 |
49c883c50dc6e44d | 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... | D | 9.5 | qwen3.8-max-preview | 421 | 2026-07-22T04:03:37.263876+00:00 |
db817ca68529d910 | 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 | 371 | 2026-07-21T13:10:36.777247+00:00 |
e4cf6588c13556b7 | 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 | 508 | 2026-07-21T22:59:12.177072+00:00 | |
ed5ad7d7a3c53109 | 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 divided a number by 6 and got 9, the original number must have been 54 (because 54 / 6 = 9).
If you should have multiplied the number by 6 instead, you take the original number, which is 54, and multiply it by 6:
54 * 6 = 324
So, when you calculate correctly by multiplying the number by 6, you get 324. | 9 | qwen3.8-max-preview | 199 | 2026-07-21T21:14:04.282013+00:00 |
ffbd8b259f0136f4 | 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 output of the program will be:
```
c = 11
d = 30
e = -1
f = 0
```
First, let's go through the program step by step.
1. The program defines a function `swap` that takes two pointers to integers and swaps their values. This function is used to swap the values of `a` and `b` in the `main` function.
2. In the `main... | 7 | qwen3.8-max-preview | 830 | 2026-07-21T15:00:01.848676+00:00 |
1bf2558fca4498e5 | 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 | 1,122 | 2026-07-21T11:40:36.025067+00:00 | |
9b9003586b2f7ae4 | 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, ... | SELECT c.name, c.email, c.phone
FROM customers c
JOIN purchases p ON c.id = p.customer_id
JOIN products pr ON p.product_id = pr.id
WHERE pr.category = 'specific_category'
GROUP BY c.name, c.email, c.phone
HAVING COUNT(p.purchase_id) >= 3
AND SUM(pr.price) > 100
AND SUM(pr.price) * COUNT(p.purchase_id) > 500; | 8.5 | qwen3.8-max-preview | 1,095 | 2026-07-21T16:44:21.691820+00:00 |
8189ae303247f51a | 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 (num > 0):
print("The number is positive")
else:
print("The number is negative") | 9 | qwen3.8-max-preview | 267 | 2026-07-22T01:11:56.807080+00:00 |
bf8a43a05ec5c83a | 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... | Applying the midpoint formula gives us $$\left(\frac{-9+x}{2},\frac{1+y}{2}\right)=(3,-5).$$Solving $\frac{-9+x}{2} =3$ for $x$ and solving $\frac{1+y}{2}=-5$ for $y$, we find the coordinates $(x,y)$ to be $\boxed{(15,-11)}$. | 9 | qwen3.8-max-preview | 487 | 2026-07-22T03:43:42.011760+00:00 |
86bcbdc1ce774947 | 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... | E | 9.5 | qwen3.8-max-preview | 857 | 2026-07-22T10:24:36.385841+00:00 |
9bc5547dc289273c | math | MetaMathQA | 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... | 1000 | 10 | qwen3.8-max-preview | 285 | 2026-07-21T20:45:17.025212+00:00 |
a1a1f9e97a713261 | 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 | 241 | 2026-07-21T20:45:09.683143+00:00 | |
cfbd2b75ed5d569a | 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 corrected code:
```
import matplotlib.pyplot as plt
def bisection_method(f, a, b, tolerance):
while abs(a - b) > tolerance:
c = (a + b) / 2
if f(c) == 0:
return c
elif f(a) * f(c) < 0:
b = c
else:
a = c
return (a + b) / 2
def der... | 7.5 | qwen3.8-max-preview | 3,080 | 2026-07-21T20:25:42.481836+00:00 |
776d0cd1690d86b7 | 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, ... | import json
with open('data.json') as f:
data = json.load(f)
max_population = 0
max_city_name = ""
for city in data['cities']:
if city['population'] > max_population:
max_population = city['population']
max_city_name = city['name']
print("The city with the highest population is", max_city_nam... | 9 | qwen3.8-max-preview | 569 | 2026-07-21T15:53:26.878139+00:00 |
49b66c515c2f277e | 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 | 433 | 2026-07-21T23:09:45.278241+00:00 |
645e65747ae3e22a | 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, ... | Assuming that the backup table already exists and has the same structure as mentioned in the question, you can use the following SQL query to drop multiple columns from the "Customers" table and update the "Customers_Backup" table with the dropped columns:
```sql
-- Step 1: Create a temporary table to store the droppe... | 8.5 | qwen3.8-max-preview | 1,427 | 2026-07-22T00:53:41.246372+00:00 |
e2dd4cda6956145b | 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 | 421 | 2026-07-21T15:51:32.768929+00:00 | |
aa8206faa7f07139 | 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 | 226 | 2026-07-22T08:36:35.423115+00:00 |
6290dc16d7d682c4 | 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 | 350 | 2026-07-21T15:36:35.069570+00:00 |
504cb7bd0ff260ea | 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 | 865 | 2026-07-22T00:20:24.345659+00:00 |
c9ce9cbbdabd705f | 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 | 509 | 2026-07-22T10:14:05.584082+00:00 |
bc8e94fc6cfe0a33 | 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 | 632 | 2026-07-21T18:53:17.626372+00:00 |
f90b894e9d9049b7 | 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 convert_anagram(word):
result = {}
for c in word:
result.setdefault(c, 0)
result[c] += 1
return result | 9 | qwen3.8-max-preview | 474 | 2026-07-22T09:55:54.090556+00:00 |
cd42fdd58890d0f9 | 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 generate a random prime number between 1 and 1000 that has at least three digits and is a palindrome in Python, you can use the following method:
```python
import random
def generate_random_palindrome_prime():
while True:
# Generate a random three-digit number
num = random.randint(100, 999)
... | 7.5 | qwen3.8-max-preview | 8,206 | 2026-07-21T10:14:58.121807+00:00 |
b2be5ded14f9edd5 | 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 average number of trees planted by the three classes, we first need to find out how many trees each class planted.
Class (A) planted 35 trees.
Class (B) planted 6 more trees than class (A), so class (B) planted 35 + 6 = 41 trees.
Class (C) planted 3 less trees than class (A), so class (C) planted 35 - 3 = ... | 9 | qwen3.8-max-preview | 291 | 2026-07-22T07:40:31.782176+00:00 |
e35ae80c80455904 | 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... | 88 | 10 | qwen3.8-max-preview | 256 | 2026-07-21T16:04:39.433840+00:00 |
115370ff7dd376ed | reasoning | ARC-Challenge | 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 | 356 | 2026-07-22T05:25:19.653801+00:00 |
6c68935295449e74 | 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 | 467 | 2026-07-21T13:01:24.219076+00:00 |
e1d539bde139deaf | 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... | E | 9.5 | qwen3.8-max-preview | 559 | 2026-07-21T22:55:06.070741+00:00 |
b1edcc2ef665a598 | 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... | A | 9.5 | qwen3.8-max-preview | 667 | 2026-07-22T02:07:16.565933+00:00 |
cbff9e1f73c2402e | 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 | 564 | 2026-07-22T05:57:43.175791+00:00 | |
7ec8910a2c8cb84c | 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... | G | 9.5 | qwen3.8-max-preview | 926 | 2026-07-21T16:43:11.534349+00:00 |
9078d49a6adbed1b | 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, ... | The Set data structure can be used to remove duplicate characters from a string in JavaScript.
For example:
[...new Set("string")].join(""); // returns "strng" | 7 | qwen3.8-max-preview | 761 | 2026-07-21T20:42:15.423096+00:00 |
f9dec7b1140ad76c | 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 code to accomplish the task:
```python
number = 13
count = 0
for i in range(1, 101):
if i % 3 == 0 and i % 2 == 0:
digit_sum = sum(int(digit) for digit in str(i))
if digit_sum > 10:
print(number, "*", i//3, "=", number * (i//3))
count += 1
if count == 10:
... | 5.5 | qwen3.8-max-preview | 11,396 | 2026-07-21T11:18:45.948898+00:00 |
9980ec1d2a1ca305 | 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... | 6 | 10 | qwen3.8-max-preview | 288 | 2026-07-22T06:50:05.942135+00:00 |
612f0fbc242a7470 | 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, ... | SELECT *
FROM table
ORDER BY column_name DESC
LIMIT 3; | 7 | qwen3.8-max-preview | 609 | 2026-07-21T14:11:18.138194+00:00 |
40f4be250980aaf2 | 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 | 377 | 2026-07-21T21:21:22.840573+00:00 | |
67526dda2ac936fb | 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, ... | num = 15
total = 0
def is_prime(num):
if num < 2:
return False
for i in range(2, int(num**0.5) + 1):
if num % i == 0:
return False
return True
for i in range(1, num+1):
if i % 2 == 0 and i % 3 == 0:
continue
elif is_prime(i):
total += i
print(total) | 9 | qwen3.8-max-preview | 725 | 2026-07-22T03:01:20.238061+00:00 |
996880f1259851e6 | 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 | 556 | 2026-07-22T01:45:05.137781+00:00 |
40774d67735be21d | 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 | 486 | 2026-07-22T03:48:07.448141+00:00 |
2e7f658452841dce | 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 | 681 | 2026-07-21T13:49:37.835664+00:00 |
68c036bcf0bf09af | 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 | 481 | 2026-07-22T09:06:28.308726+00:00 |
466328e16ac12448 | 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... | 1. Explain that there are other ways to communicate.
2. Ignore your child's whining, step away if you can't.
3. Enforce discipline. | 6 | qwen3.8-max-preview | 573 | 2026-07-22T01:00:00.370039+00:00 |
d52ba11b40b14568 | 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 | 690 | 2026-07-22T02:50:24.734639+00:00 | |
22c437a8fdf98d84 | 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, ... | # Recursive implementation
def calculate_sum(index, current_sum):
term = 1 / (index ** 2)
new_sum = current_sum + term
if term < 1e-6: # Threshold condition
return new_sum, index
else:
return calculate_sum(index + 1, new_sum)
def main():
threshold = input("Enter the threshold... | 8 | qwen3.8-max-preview | 2,997 | 2026-07-21T12:39:39.344939+00:00 |
f83bc7bcfd42e06a | math | MetaMathQA | 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... | 100 | 9 | qwen3.8-max-preview | 762 | 2026-07-21T20:16:41.302747+00:00 |
1c3df660b0019cbc | 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 | 313 | 2026-07-22T04:11:56.283705+00:00 | |
5366e7c6cb3fac23 | 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 | 415 | 2026-07-22T08:10:46.175706+00:00 | |
af48da2e49571489 | 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 | 866 | 2026-07-21T21:24:30.290184+00:00 |
4c3261e17e2d7ae6 | 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 | 331 | 2026-07-22T09:40:01.761442+00:00 | |
96eba07a58829068 | 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, ... | The number of elements in a list can be obtained using the len() method in Python.
For example, if the list is named my_list, the number of elements can be obtained as len(my_list). | 7.5 | qwen3.8-max-preview | 398 | 2026-07-22T05:05:35.567321+00:00 |
0fb3664f27dd0d18 | 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 | 165 | 2026-07-22T00:20:25.292174+00:00 | |
a1d51777fec30f81 | 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... | 3 | 10 | qwen3.8-max-preview | 311 | 2026-07-21T15:33:59.684550+00:00 |
974919879b49a8ca | 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 reverse_string(string)
return string.reverse
end | 7 | qwen3.8-max-preview | 566 | 2026-07-21T15:12:57.171225+00:00 |
498fdbf0ad1d0b50 | 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, ... | SELECT COUNT(*)
FROM users
WHERE age > 18
AND country = 'United States'
AND last_name LIKE 'S%'
AND first_name LIKE '%John%'; | 7 | qwen3.8-max-preview | 573 | 2026-07-22T09:25:26.601035+00:00 |
d72896c4a4e027b3 | 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, ... | CSS class: .center-box {
display: flex;
justify-content: center;
align-items: center;
background-color: #FFD700; /* Gold color */
/* Media Query */
@media (max-width: 768px) {
background-color: #6495ED; /* Cornflower blue color */
}
}
Note: The background color values used in this example are just f... | 8.5 | qwen3.8-max-preview | 910 | 2026-07-21T13:55:46.661925+00:00 |
8c7b6d8e1977ae3b | 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 | 531 | 2026-07-22T01:20:24.030392+00:00 | |
de362d0b1be551c0 | 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 multiply(num1, num2):
'''This function multiplies two given numbers and returns the product.'''
return num1 * num2 # returns 40 | 9 | qwen3.8-max-preview | 333 | 2026-07-21T17:08:33.746219+00:00 |
dd9d136b76b60c1a | 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... | 360 | 9 | qwen3.8-max-preview | 834 | 2026-07-21T15:40:06.130923+00:00 |
c4a12f0c6ace818e | 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, ... | list = [2, -3, 4, -5, 6]
# Sorting the list in ascending order
list.sort()
# Removing negative numbers from the list
list = [num for num in list if num >= 0]
if len(list) == 0:
print("The list is empty.")
else:
# Reversing the list
reversed_list = list[::-1]
print("Sorted list in reverse order:", rev... | 9 | qwen3.8-max-preview | 551 | 2026-07-21T21:19:00.770370+00:00 |
f4fd5f4cbba4d700 | 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 | 282 | 2026-07-21T23:12:25.246982+00:00 | |
1a50216bbf44599a | 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, ... | function isSorted(arr) {
let isSorted = true;
for (let i=1;i<arr.length;i++){
if(arr[i-1] > arr[i]){
isSorted = false;
break;
}
}
return isSorted;
}
console.log(isSorted(["apple", "boy", "cat", "dog"]));
// Output
// true | 8.5 | qwen3.8-max-preview | 621 | 2026-07-22T01:37:26.643937+00:00 |
5c8273e65a437778 | 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, ... | Functionality and Use Cases:
Stack:
- A stack is a linear data structure that follows the Last-In-First-Out (LIFO) principle.
- It has two main operations: push and pop.
- Push adds an element to the top of the stack, and pop removes the topmost element.
- Some common use cases of a stack are:
- Function call stack ... | 7.5 | qwen3.8-max-preview | 7,058 | 2026-07-21T22:55:40.518541+00:00 |
60bdcfceadf573e9 | 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 the function in Python:
```python
def calculate_total_cost(meal_price, tax_rate, tip_percentage):
# Check if the meal price is valid
if meal_price <= 0:
return "Error: Meal price must be a positive decimal value."
# Check if the tax rate is valid
if not (0 <= tax_r... | 9 | qwen3.8-max-preview | 1,919 | 2026-07-22T06:36:14.416514+00:00 |
ff0b484a9ff64e81 | 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... | E | 9.5 | qwen3.8-max-preview | 491 | 2026-07-22T03:23:58.062697+00:00 |
f6bf72df18665630 | 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, ... | The sentence is a declarative statement.
Here is a program that counts the number of times a specific word appears in a given string:
```python
def count_word_occurrence(sentence, word):
count = 0
sentence = sentence.lower()
word = word.lower()
word_length = len(word)
sentence_length = len(sentenc... | 8 | qwen3.8-max-preview | 2,964 | 2026-07-22T06:57:46.296599+00:00 |
88c82a1cd28e8242 | 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 | 356 | 2026-07-22T04:35:31.991999+00:00 |
b26aaf5f7e9eb6f9 | 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 | 944 | 2026-07-22T09:00:38.609072+00:00 | |
d0721022f4d8265c | 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... | 15 | 10 | qwen3.8-max-preview | 333 | 2026-07-21T18:58:37.242422+00:00 |
eefb308f5df8d1d4 | 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, ... | To solve this problem, we can use a modified version of the quickselect algorithm to find the Kth smallest number in the array. Once we find the Kth smallest number, we can replace it with the sum of its digits using a helper function.
Here is the code:
```python
def replace_kth_smallest(nums, K):
# Use quicksele... | 8 | qwen3.8-max-preview | 2,508 | 2026-07-22T08:22:15.553492+00:00 |
9d21c66371d4c531 | 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 | 371 | 2026-07-21T21:56:21.004407+00:00 |
e6538a1dc95b887e | 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, ... | def reverse_sentence(sentence):
words = sentence.split(" ")
reversed_words = []
for word in reversed(words):
if word not in reversed_words:
reversed_words.append(word)
reversed_sentence = " ".join(reversed_words)
return reversed_sentence
input_string = "Hello World! He... | 9 | qwen3.8-max-preview | 685 | 2026-07-21T14:38:12.141745+00:00 |
e31f13a2250a6946 | 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 | 593 | 2026-07-21T15:29:21.926478+00:00 | |
866e017a18ba1818 | 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 | 281 | 2026-07-22T09:24:40.291510+00:00 | |
4cf3127ceb0586a9 | 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 | 893 | 2026-07-22T00:26:54.311243+00:00 | |
6e07cf0a808d863e | 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 | 305 | 2026-07-21T14:27:55.271268+00:00 | |
84ee0f5889032e80 | 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... | D | 9.5 | qwen3.8-max-preview | 478 | 2026-07-22T02:49:14.674523+00:00 |
0008526651673714 | 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 compare the distances run by Jungwook and Yongun, we need to convert either kilometers to meters or meters to kilometers since they are not in the same units.
1 kilometer is equal to 1000 meters.
Jungwook ran 3.97 kilometers. To convert this to meters:
3.97 km * 1000 m/km = 3970 meters
Now we can compare the dist... | 9 | qwen3.8-max-preview | 359 | 2026-07-21T18:49:59.137654+00:00 |
516c8d64a6f8b04d | 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... | D | 9.5 | qwen3.8-max-preview | 635 | 2026-07-22T05:59:51.462308+00:00 |
09585cbd543e6a69 | 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, ... | Breaking down a large problem into smaller pieces is a fundamental step in problem-solving. It can be done by first understanding the overall problem and its requirements. Then, the problem should be divided into smaller, more manageable chunks, which can then be solved independently. This process should be repeated un... | 8 | qwen3.8-max-preview | 2,059 | 2026-07-21T22:42:50.456528+00:00 |
52f90d376c415469 | 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... | 1 | 10 | qwen3.8-max-preview | 817 | 2026-07-21T20:33:04.530473+00:00 |
1b49ab76bf398846 | 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... | 40 | 10 | qwen3.8-max-preview | 245 | 2026-07-22T09:05:09.545964+00:00 |
17c1495ccb2ea25e | 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 | 173 | 2026-07-22T03:03:49.240939+00:00 | |
116150eeafe40297 | 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 | 453 | 2026-07-22T02:02:57.483864+00:00 |
d7704b38c4ddec3f | 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... | 236 | 10 | qwen3.8-max-preview | 374 | 2026-07-21T22:16:03.377952+00:00 |
9955172fdfa2b28d | 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 SQL query that meets the given requirements:
```sql
SELECT f.flight_number, f.departure_datetime, f.arrival_datetime
FROM flights f
WHERE f.start_city = 'NYC'
AND f.departure_datetime > '2021-03-16 08:00:00'
AND f.destination = 'LA'
AND f.arrival_datetime < '2021-03-16 14:00:00'
AND f.stopover_count ... | 8.5 | qwen3.8-max-preview | 1,254 | 2026-07-21T12:18:58.992765+00:00 |
d926e75c0a214af3 | 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 cases, you can use the counting principle, which states that if there are \( m \) ways to do one thing and \( n \) ways to do another, then there are \( m \times n \) ways to do both.
In this case, there are 2 types of coffee and 3 types of bread. So, the number of cases for choosing one coffee a... | 9 | qwen3.8-max-preview | 159 | 2026-07-21T14:15:31.602806+00:00 |
ca936b5cb98afde1 | 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 Python code that meets all the requirements mentioned:
```python
class NonHashableValueError(Exception):
def __init__(self, key, value):
self.key = key
self.value = value
self.message = f"Key '{key}' has a non-hashable value: {value}"
super().__init__(self.message)
def ... | 8 | qwen3.8-max-preview | 2,772 | 2026-07-22T01:32:45.200661+00:00 |
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