[
  {
    "instruction": "Write a Lua function that calculates the Fibonacci sequence up to a given number n.",
    "input": "Generate Fibonacci sequence up to n=10.",
    "output": "function fibonacci(n)\n    local fib = {0, 1}\n    for i = 3, n do\n        fib[i] = fib[i - 1] + fib[i - 2]\n    end\n    return fib\nend\n\nprint(table.concat(fibonacci(10), ', '))"
  },
  {
    "instruction": "Write a Python function to check if a given string is a palindrome.",
    "input": "Check if the string 'radar' is a palindrome.",
    "output": "def is_palindrome(s):\n    return s == s[::-1]\n\nprint(is_palindrome('radar'))"
  },
  {
    "instruction": "Implement a JavaScript function to find the longest substring without repeating characters.",
    "input": "Find the longest substring without repeating characters in 'abcabcbb'.",
    "output": "function longestSubstringWithoutRepeating(s) {\n    let longest = 0;\n    let start = 0;\n    let map = new Map();\n    \n    for (let i = 0; i < s.length; i++) {\n        if (map.has(s[i])) {\n            start = Math.max(start, map.get(s[i]) + 1);\n        }\n        map.set(s[i], i);\n        longest = Math.max(longest, i - start + 1);\n    }\n    \n    return longest;\n}\n\nconsole.log(longestSubstringWithoutRepeating('abcabcbb'));"
  },
  {
    "instruction": "Write a Lua function that calculates the factorial of a given number.",
    "input": "Calculate the factorial of 5.",
    "output": "function factorial(n)\n    if n == 0 then\n        return 1\n    else\n        return n * factorial(n - 1)\n    end\nend\n\nprint(factorial(5))"
  },
  {
    "instruction": "Write a Python function to find the largest prime factor of a given number.",
    "input": "Find the largest prime factor of 13195.",
    "output": "def largest_prime_factor(n):\n    i = 2\n    while i * i <= n:\n        if n % i:\n            i += 1\n        else:\n            n //= i\n    return n\n\nprint(largest_prime_factor(13195))"
  },
  {
    "instruction": "Implement a JavaScript function to reverse words in a given string.",
    "input": "Reverse the words in the string 'Hello World'.",
    "output": "function reverseWords(str) {\n    return str.split(' ').reverse().join(' ');\n}\n\nconsole.log(reverseWords('Hello World'));"
  }
]