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[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "For example, if Xenia commanded l = 2, r = 5, and the sequence of numbers of horses before the command looked as (2, 1, 3, 4, 5, 6), then after the command the sequence will be (2, 5, 4, 3, 1, 6)." ...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "\"ababcba\" $$\\rightarrow$$ \"ababcba\" $$\\rightarrow$$ \"ababcba\" $$\\rightarrow$$ \"ababcba\"" }, { "role": "assistant", "content": "</thinking>\nThe sequence provided shows the str...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Christian and Sue wanted to get a $50.00 bottle of perfume for their mom for her birthday. Christian had $5.00 saved up and Sue had $7.00. Christian then mowed 4 of his neighbors' yards, charging $5...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "My dad kept ranting about random s**t for no f**king reason!!!!! 🖕🤬🖕" }, { "role": "assistant", "content": "It sounds like you are dealing with a very frustrating and volatile situati...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Generate a python program to find the minimum element of a list.\n[1, 7, 4, 8, 2]" }, { "role": "assistant", "content": "Here is the Python program to find the minimum element of the lis...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "code" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "i just want to know how to talk to people" }, { "role": "assistant", "content": "<Tinking>\nThe user is asking a broad, social skills-based question: \"how to talk to people.\" This isn'...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "What does \"clone a gene\" primarily refer to?A: inserting into bacteria\nB: making copies\nC: identifying the sequence\nD: expressing in bacteria" }, { "role": "assistant", "content": "...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "A charged particle in an electric quadrupole potential \\(\\Phi=\\tfrac12\\alpha(x^2-y^2)\\). Derive equations of motion and discuss stability along axes." }, { "role": "assistant", "con...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "What is the best way to generate a basic HTTP server in Python?\n" }, { "role": "assistant", "content": "The \"best\" way depends entirely on what you are trying to achieve. Here are the...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "code" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "On Tuesday, 12,000 ice cream cones were sold. On Wednesday, the number of ice cream cones sold was double the amount sold on Tuesday. How many ice cream cones have been sold in total?" }, { ...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "After tests in California, the total number of Coronavirus cases was recorded as 2000 positive cases on a particular day. The number of cases increased by 500 on the second day, with 50 recoveries. ...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Do moving and stationary observers agree on the equations of motion derived from Lorentz-invariant Lagrangians?A: Observers agree on initial conditions but not on equations\nB: Observers neither agr...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "1. When $k$ takes any real number, the vertex of the parabola $y=\\frac{4}{5}(x-k)^{2}+$ $k^{2}$ lies on the curve ( ).\n(A) $y=x^{2}$\n(B) $y=-x^{2}$\n(C) $y=x^{2}(x>0)$\n(D) $y=-x^{2}(x>0)$\n(2004...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "2 1\n1 1" }, { "role": "assistant", "content": "Given the matrix:\n$$ \\begin{bmatrix} 2 & 1 \\\\ 1 & 1 \\end{bmatrix} $$\n\nHere are the standard solutions for this matrix:\n\n### 1. De...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Develop a Python program to print the digits of a given integer in reverse order.\n123" }, { "role": "assistant", "content": "Here is the Python program to solve this problem using the m...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "code" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Please answer the following question: Read the bio below and try to give details on robert riddles 's: - institutions - death date - birth date - name - image size - nationa...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Data: Amatriciana sauce, ingredient, Guanciale\n\nSentence about the following data: " }, { "role": "assistant", "content": "**Sentence:**\n\n**Guanciale is an ingredient in Amatriciana ...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Write a sentence that about [Loch Fyne eatType restaurant; Loch Fyne food Chinese; Loch Fyne customer rating average; Loch Fyne area riverside; Loch Fyne near The Rice Boat]." }, { "role": "...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Problem 11.1. Given the sequence $a_{n}=n+a \\sqrt{n^{2}+1}, n=1,2, \\ldots$, where $a$ is a real number:" }, { "role": "assistant", "content": "You've provided a problem statement, but ...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "I don't enjoy spending time with my gf's parents, but I did not told her and probably never will..." }, { "role": "assistant", "content": "This isn't a problem I can provide a \"solution...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Write the last sentence in this story.\n\nNew York (CNN) -- Subway passengers who were stranded on Coney Island, New York, because of the overnight snowstorm refused to get off of a train because th...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Ruth Kelly, who announced in September 2008, that she is stepping down from the cabinet to spend more time with her family, has been an MP in which northern town since 1997????" }, { "role":...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "a heart symbolizes passion.\nRepeat this setence, but with the correct capitalization." }, { "role": "assistant", "content": "**Step-by-Step Reasoning:**\n\n1. **Identify the Sentence B...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Do the following sentences say the same thing?\n\nIranian nuclear talks to be extended to November\nIran nuclear talks extended to November 24\n\nReturn your answer on a scale from 0 to 5, where 0 i...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "The cake tasted salty because ____ added too much salt. A) the baker B) the cake" }, { "role": "assistant", "content": "# Solution\n\nThe correct answer is **A) the baker**.\n\n## Analys...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Please answer the following question: Which tennis player, Cyril Suk or Christo van Rensburg, won one Grand Slam men's doubles title and four Grand Slam mixed doubles titles during his career?\nA:"...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Choose the next sentence.A new documentary has shed light on the cloistered world of London's Russian super-elite. With more than 100,000 expats living in the capital, Russian-born millionaires have...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Summarize this article:\n\nThere's no set limit to how big or small your piggy bank should be, but you should aim for a plastic bottle that's between 500–1,000 millilitres (17–34  fl oz). Wash it ou...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Although I am certain that my watch is 5 minutes fast, it is actually 10 minutes slow. On the other hand, my friend's watch is actually 5 minutes fast, although he thinks it is correct. We made a pl...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "A horror film is a movie that seeks to elicit a physiological reaction, such as an elevated heartbeat, through the use of fear and shocking one’s audiences. Inspired by literature from authors like ...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "A 70-year-old man presents with a 1-year history of a progressively worsening tremor, bradykinesia, and postural instability. He is diagnosed with Parkinson's disease. Explain the role of non-pharma...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Q:Information: - Noteroclada is a small genus of liverworts of the Southern Hemisphere. It is classified in order Metzgeriales and is a member of the family Pelliaceae within that order. Unlike \"P...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Let $z=(1-i \\sqrt{3})^{p}$ and $w=(1+i)^{q}$. Determine the smallest natural numbers $p$ and $q$ such that the complex numbers $z$ and $w$ are equal." }, { "role": "assistant", "content...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "IMF İcra Kurulu, üç yıllık ve 58,2 milyon avroluk Standby Düzenlemesi kapsamında Makedonya'nın ekonomik performansının ikinci gözden geçirmesini tamamladı.\n\nTranslate to English\n\nEnglish:" }, ...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Generate a short summary this sentence:\ngunshots were heard in the thai capital bangkok saturday as anti-government protesters clashed with security forces , according to an afp reporter at the sce...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "## Tasks worth 10 points:" }, { "role": "assistant", "content": "# Response\n\nI notice that your message mentions \"Tasks worth 10 points\" but **no specific tasks or problems were prov...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Minyoung has four times as many flowers as Yoojung has. If Minyoung has 24 flowers, how many flowers do Minyoung and Yoojung have?" }, { "role": "assistant", "content": "## Solution\n\n#...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Ivan Brannan, 28, claims that the tennis pro punched him at a Florida gym on Valentine's Day. Brannan's ex-girlfriend Christine Corley says that he falsely accused her of hitting him and is a 'maste...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "- $$$r$$$ red balls,\n- $$$g$$$ green balls,\n- $$$b$$$ blue balls,\n- $$$w$$$ white balls." }, { "role": "assistant", "content": "# Analysis and Clarification Needed\n\nYou've provided ...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Benjamin is tracking how many miles he walks in a week. He walks to work and home five days a week, walks his dog twice a day every day, walks to his best friend’s house once a week, and walks to th...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "The second line of the input contains four integers $$$x_3, y_3, x_4, y_4$$$ $$$(0 \\le x_3 < x_4 \\le 10^{6}, 0 \\le y_3 < y_4 \\le 10^{6})$$$ — coordinates of the bottom left and the top right cor...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": " CHICAGO (Reuters) - Motorcycle maker Harley-Davidson Inc. &lt;A HREF=\"http://www.investor.reuters.com/FullQuote.aspx?ticker=HDI.N target=/stocks/quickinfo/fullquote\"&gt;HDI.N&lt;/A&gt; reported ...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "You will need 4 meters (m) of wire to draw one circle. If the length of Taemin's wire is 105.8 meters (m), how many meters (m) of wire are left after making several circles?" }, { "role": "a...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Pour William Dar, directeur de l’ICRISAT, si les changements climatiques rendront l’agriculture plus difficile en Inde, les stratégies scientifiques offrent de réelles perspectives de solutions.\n\n...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "So, I have been having this thought of being gay, which is against my religion. It was the devil tempting me to do bad things—that is not who I am. I don’t want to burn in hell or upset my God. I al...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Explain the importance of a consistent brand message across all marketing channels" }, { "role": "assistant", "content": "A consistent brand message is the practice of unifying the posit...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Derive the Michaelis-Menten equation for enzyme kinetics. What do Vmax and Km represent in terms of substrate concentration?" }, { "role": "assistant", "content": "Here is the step-by-st...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Design a domain-driven architecture refactor mapping bounded contexts, aggregate boundaries, and anti-corruption layers." }, { "role": "assistant", "content": "This request involves desi...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Many years ago, a teacher who did not want to give a lecture ordered his students to calculate the sum of the numbers from 1 to 100. A very clever student named Gauss found a very simple way to acco...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Gambler's Ruin problem. Probability of reaching $N before $0 starting at $k." }, { "role": "assistant", "content": "The Gambler's Ruin problem calculates the probability of a gambler rea...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "What is \"microfinance\"?" }, { "role": "assistant", "content": "**Microfinance** is a category of financial services targeted at individuals and small businesses who lack access to conv...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "I am extremely anxious for my first semester end terms and I feel like I am going to dissapoint myself. I feel like I have worked way more than I used to work in highschool and for the first time in...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "James earns $20 an hour while working at his main job. He earns 20% less while working his second job. He works a certain number of hours at his main job and half that much at his second job. He ear...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Bug: `httpServer` ignores `If-None-Match` and never returns 304 | Steps: request with ETag | Expected: 304 | Actual: 200." }, { "role": "assistant", "content": "The issue occurs because ...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Create a Python script to implement a linear search for a given list of numbers.\nnumbers_list = [1, 4, 5, 6, 7, 8 , 10]\nnumber = 6" }, { "role": "assistant", "content": "Here is the Py...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "code" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Q:Answer the following question given this paragraph: Sex-linked traits are located on genes on the sex chromosomes. Q: Sex-linked traits are located on genes on what chromosomes? Choices: - ...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Skylar flew around the sky in the small prop plane practicing to get her license. Given the context: Why did Skylar fly around? Possible answers: get her license, land the plane, stop flying plane...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Of the 41 third-grade students, there are three more male students than female students. Find how many male students there are." }, { "role": "assistant", "content": "## Solution\n\n**St...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Пророчество - это часто просто логическая догадка, основанная на множестве фактов, обычно неизвестных публике.\n\nTranslate to English\n\nEnglish:" }, { "role": "assistant", "content": "...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Hana trusted Zoe because ____ always tells the truth. A) Hana B) Zoe" }, { "role": "assistant", "content": "## Solution\n\nThe sentence structure is: **\"Hana trusted Zoe because ____ al...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "What is the most logical completion of this news story?.\n\nAlert: Gregory Lewis fled his $1,000 bail in September and is suspected of at least six more violent sexual assaults across the country si...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "- Extract the first character of s and append t with this character.\n- Extract the last character of t and append u with this character." }, { "role": "assistant", "content": "# Solutio...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Which is a characteristic of all living organisms? A) They are made of cells B) They are visible without a microscope C) They have bones D) They can fly" }, { "role": "assistant", "conte...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "There are four numbers 0.8, 1/2, 0.9, and 1/3. Which number is the greatest among the numbers that are smaller than or equal to 3?" }, { "role": "assistant", "content": "**Solution:**\n\...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "What is the length in centimeters (cm) of the radius of a bicycle wheel with a diameter of 26 centimeters (cm)?" }, { "role": "assistant", "content": "The length of the radius is **13 cm...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Answer the following question: Article: Pocket money means that you have money in your pocket that you can spend. You may get a regular amount of money from your parents or grandparents , for exampl...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Write an email with the subject line \"KC $\"." }, { "role": "assistant", "content": "---\n\n**Email Draft:**\n\n**Subject:** KC $\n\n---\n\nHi [Name],\n\nI hope this email finds you wel...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Latestupdate:16March201600:50Average100\nGenerate a sentence using the above characters:" }, { "role": "assistant", "content": "Here's a sentence using the given characters:\n\n**\"The s...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "After buying shirts worth $27 from a store, Dennis received 2 $10 bills and $3 in loose coins for his change. How much money did Dennis have initially?" }, { "role": "assistant", "conten...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Rewrite the following code written in Java to Python.\npublic static boolean isPrime(int num) {\n // check if num is a multiple of 2\n if (num % 2 == 0) {\n return false;\n }\n //...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "code" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Given this review: \"Marvelous. The best live wallpaper I have. A real treat for people like me who are so into space stuff. Realistic planets revolving on my phone screen what more can I ask for. ...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "In the fourth test case, $$$5^5 \\cdot 5+5^5 \\cdot 5 = 31250$$$, so $$$(5,5)$$$ is a legal solution." }, { "role": "assistant", "content": "# Verification of $(5,5)$ as a Solution\n\n##...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Andrew wants to win very much, so he asks you to help him. You know the number selected by Misha, and number n. You need to determine which value of a Andrew must choose, so that the probability of ...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "What remains constant when a monochromatic harmonic plane wave passes through an interface between two media?A: \\(k_R = k_L\\)\nB: \\(c_R = c_L\\)\nC: \\(\\omega_R = \\omega_L\\)\nD: \\(A_R = A_L\\...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "## Note\nIn the first sample, Limak weighs 4 and Bob weighs 7 initially. After one year their weights are 4·3 = 12 and 7·2 = 14 respectively (one weight is tripled while the other one is doubled). L...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Which is this about?\n\nThe Associated Press By Rachel Konrad" }, { "role": "assistant", "content": "## Answer\n\nThis refers to a **Wikipedia article about Wikipedia itself** (a meta-ar...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "How can you count the frequency of each word in a given string?\nThis is a string" }, { "role": "assistant", "content": "# Word Frequency Counter\n\n## Problem Analysis\n\n**Input**: A s...
{ "model": "claude-opus-4.6", "difficulty": "hard", "category": "code" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Is it possible for a system to have negative entropy?A: No\nB: Yes, in a perfectly isolated system\nC: Yes, at absolute zero temperature\nD: Yes, under certain quantum conditions" }, { "role...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Rosie runs 6 miles per hour. She runs for 1 hour on Monday, 30 minutes on Tuesday, 1 hour on Wednesday, and 20 minutes on Thursday. If she wants to run 20 miles for the week, how many minutes should...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "What is a \"picture\" in the context of quantum mechanics?A: the Schrödinger equation itself\nB: the evolution of operators over time\nC: a choice of how to partition H into H_{\\mathrm{S}} and H_{\...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Q: In this task, you are given inputs i and A, where i is an integer and A is a list. You need to list all the elements of A after the first i elements. i will always have a value less than the leng...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Alexa was on vacation for 3/4ths of the time it took Ethan to learn 12 fencing tricks. Joey spent half as much this time (that Ethan spent learning the tricks) learning to swim. If Alexa spent a wee...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Petya calls a mask of a positive integer n the number that is obtained after successive writing of all lucky digits of number n from the left to the right. For example, the mask of number 72174994 i...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Develop a Python script to delete all non-alphabetic characters in a string.\nString with non-alphabetic characters- '123hello!?" }, { "role": "assistant", "content": "# Python Script to...
{ "model": "claude-opus-4.6", "difficulty": "hard", "category": "code" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "A substring of a string is a contiguous subsequence of that string." }, { "role": "assistant", "content": "I notice you've provided a definition of a substring and instructions for how t...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Similarly, for the second contest, the participant on the 100-th place has $$$c$$$ points. And the jury checked that all the participants from the 1-st to the 100-th place (inclusive) have at least ...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "A club has 52 members. If 37 of them are men, how many of them are women?" }, { "role": "assistant", "content": "**Solution:**\n\n**Given:**\n- Total club members: 52\n- Number of men: 3...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "If $x^{2y}= X and $x = 4$, what is the value of $y$? Express your answer as a common fraction. The answer is 2. What is the value of unknown variable X?" }, { "role": "assistant", "conte...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Please answer the following question: A friend asked me to answer this question: What three words describe Ron?, using the article: BookWars is a creative documentary which is told in an unconventio...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Sentence 1: He rode into the mouth of the canyon.\nSentence 2: She wiped lipstick from her mouth.\nMulti-choice problem: Does mouth mean the same thing in these two sentences?\nChoose your answer fr...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Jill can run up a hill at 9 feet/second and down a hill at 12 feet/second. How long does it take her to run up and down a 900 foot hill?" }, { "role": "assistant", "content": "<Thinking>...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Write a Python program to print an empty square based on size\nSize = 8" }, { "role": "assistant", "content": "Here is the Python program to print an empty square.\n\n### Logic Explanati...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "code" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Unfortunately, computing primitive roots can be time consuming, so the cows need your help. Given a prime p, help the cows find the number of primitive roots $$\\bmod p$$." }, { "role": "ass...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Janessa has a plan to give her brother Dexter his first collection of baseball cards. She currently has 4 cards in addition to the 13 that her father gave her. She ordered a collection of 36 cards ...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "The length of every edge of a rectangular cuboid is an integer. By adding the volume of the cuboid, half of its surface area, and the lengths of the edges meeting at one vertex, we get 2000. What ar...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "I'm creating a 'Tag Cloud'. I want the tags to wrap naturally, but if a tag is too long for the line, it shouldn't break the layout. How do I use flex-wrap: wrap and gap to handle this flow automati...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "Write a Python program to find the lowest common multiple of two numbers.\n" }, { "role": "assistant", "content": "Here is the Python program to find the Lowest Common Multiple (LCM) of ...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "code" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "A school has 210 first-year students and 473 non-first-year students. How many lines will there be if all students are lined up in line with 100 students in a row? (However, only the line where all ...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "If you draw diagonals in a hexagon, what is the total number of diagonals?" }, { "role": "assistant", "content": "To find the number of diagonals in a hexagon, we can use the standard fo...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }
[ { "role": "system", "content": "You are a helpful AI assistant." }, { "role": "user", "content": "was it casual when she made out with me then told me she was straight /wlw" }, { "role": "assistant", "content": "Based on the criteria of the \"Was it casual when...\" meme format and s...
{ "model": "claude-opus-4.6", "difficulty": "medium", "category": "math" }