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A collection of commonly asked JavaScript algorithm questions with detailed answers.
Practice these questions and get feedbacks! It will help you improve your answer.
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1. Find the greatest common divisor (GCD) of two numbers.
2. Merge two sorted arrays.
3. Find the factorial of a given number.
4. Implement a binary search algorithm.
5. Implement a function that reverses a string.
6. Find the number of ways to climb a staircase with a given number of steps, taking either 1, 2, or 3 steps at a time.
7. Write a function to check if a number is prime.
8. Implement a function to find the longest increasing subsequence of an array.
9. Find the number of ways to make change for a given amount using a set of coins.
10. Implement a function to find the minimum number of coins needed to make change for a given amount using a set of coins.