Given an array arr[] of size n, an element is called an Array Leaders if it is greater than or…
The “Majority Element” problem (LeetCode #169) asks you to find the value that appears strictly more than ⌊ n /…
LeetCode “Sort Colors” (#75) asks you to sort an array that contains only three distinct values—0, 1, and 2—so that…
You’re asked to sort an array using Insertion Sort, but instead of the classic iterative two-loop approach, you must implement…
You’re given an unsorted array of integers and asked to sort it in non-decreasing order using Bubble Sort, but implemented…
The GeeksforGeeks problem “Sum of first n terms” asks you to compute the value of and return the result. All…
The “Print N to 1 without loop” problem on GeeksforGeeks challenges you to output the integers from N down to…
The “Print N times with Recursion” problem on GeeksforGeeks asks you to output the string “GFG” exactly N times, using…
A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself.Formally,…
The LeetCode “4Sum” problem asks you to find all unique quadruplets in an integer array nums such that Key details:…