Given a binary string s, the task is to calculate the number of such substrings where the count of 1‘s is strictly greater than the… Read More

# Category Archives: Competitive Programming

When we talk about Competitive Programming, we can’t ignore the significance of Mathematics here. Yes, it is true that one can get started with competitive… Read More

Given two integers A and B, and also given that Alice and Bob are playing a game starting with a bag containing N balls, in… Read More

Make N pairs from Array as (X, Y) coordinate point that are enclosed inside a minimum area rectangle

Given a number N, and an array A[] of size 2N, the task is to make N pairs of these array elements and place them… Read More

Given an array arr[] of size N, the task is to calculate the maximum sum that can be obtained by dividing the array into several… Read More

Given a binary string S of size N and a number K, the task is to find if all the ‘0’s can be changed into… Read More

Given an array arr[] consisting of N integers the task is to find the minimum number of elements that should be removed, such that for… Read More

Given an array arr[] of size N, and an array Q[] consisting of M queries of type {L, R}, the task is to print the… Read More

Given three integers L, R, and K, the task is to find the minimum Bitwise XOR of at most K integers between [L, R]. Examples:… Read More

Given three numbers N, K, and M, the task is to find the maximum value that can be assigned to the Kth index if positive… Read More

Given a positive integer K and two arrays A[] and B[] of size N and M respectively, each containing elements in the range [1, K].… Read More

Given an array arr[] of size N, the task is to find the lexicographically smallest permutation of first 2*N natural numbers such that every ith… Read More

Given an array arr[] consisting of N integers, the task is to repeatedly remove elements that are smaller than the next element. Examples: Input: arr[]… Read More

Given a 2D array, arr[][] denoting a list of coordinates of N vertices on 2D space that is already sorted by x-coordinates and y-coordinates, the… Read More