FreshKiteTwenty

FreshKiteTwenty is an NPM package that provides solutions to 20 beginner-level programming problems. It is designed to help developers practice and enhance their problem-solving skills with simple and efficient JavaScript functions.

Installation

You can install FreshKiteTwenty using npm:

npm install freshkitetwenty

Usage

Import the package in your project and use the available functions:

ES Module (ESM)

import { isPrime, factorial, twoSum } from "freshkitetwenty";

console.log(isPrime(7)); // true
console.log(factorial(5)); // 120
console.log(twoSum([2, 7, 11, 15], 9)); // [0, 1]

Available Functions

The package provides solutions to the following problems:

• oddOrEven(n) – Determines if a number is odd or even.
• swapTwoVariables(a, b) – Swaps two numbers without using a temporary variable.
• isLeapYear(n) – Checks if a given year is a leap year.
• isBinary(n) – Checks if a number consists only of 0s and 1s.
• sumOfDigits(n) – Computes the sum of digits of a number.
• factorial(n) – Finds the factorial of a given number.
• isPrime(n) – Checks if a number is prime.
• fibonacciNumber(n) – Returns the nth Fibonacci number.
• isPalindromeNumber(n) – Checks if a number is a palindrome.
• isPalindromeString(s) – Checks if a string is a palindrome.
• isArmstrongNumber(n) – Checks if a 3-digit number is an Armstrong number.
• findGCD(a, b) – Finds the greatest common divisor (GCD) of two numbers.
• isPerfectNumber(n) – Determines if a number is perfect.
• countDividingDigits(n) – Counts the digits of a number that evenly divide it.
• floorSquareRoot(n) – Finds the square root of a number (floored if not perfect).
• powerOfReverse(n) – Computes n raised to the power of its reverse.
• findMinMax(arr) – Finds the minimum and maximum elements in an array.
• findSecondMax(arr) – Finds the second largest element in an array.
• countArrayFrequency(arr, n) – Counts the frequency of numbers in an array (1-based indexing).
• twoSum(arr, target) – Returns indices of two numbers that sum up to the target.

Contributing

Feel free to contribute to this project by opening an issue or submitting a pull request on GitHub.

License

This project is licensed under the MIT License.

Author

Created by Harish Vijendiran student at Freshkite Academy.

Links

• GitHub Repository