## Find the minimum number of preprocess moves required to make two strings equal

Given two strings A and B of equal lengths consisting of lower case English letters. The task is to count the minimum number of pre-processing… Read More »

Given two strings A and B of equal lengths consisting of lower case English letters. The task is to count the minimum number of pre-processing… Read More »

Given N Big Candies and M Small Candies. One Big Candy can be bought by paying X small candies. Alternatively, one big candy can be… Read More »

Two players are playing a series of games of Rock–paper–scissors. There are a total of K games played. Player 1 has a sequence of moves… Read More »

Given 9 elements in a 3 x 3 matrix where the value of diagonals are 0. We need to find the values in diagonal to… Read More »

Given an integer n, the task is to find the number of trailing zeros in the function i.e. f(n) = 11 * 22 * 33… Read More »

Given an integer K and an array arr[] of N integers which contains the ids of the opened apps in a system where arr[0] is… Read More »

Given an integer N and a pizza which can be cut into pieces, each cut should be a straight line going from the center of… Read More »

Given a matrix mat[][] containing the characters [1 – 9], P and * where P is a person and * is an empty space. An… Read More »

Given a string str containing only characters 0, 1 and 2, you can swap any two adjacent (consecutive) characters 0 and 1 or any two… Read More »

Given a matrix mat[][] containing the characters Z, P and * where Z is a zombie, P is a plant and * is a bare… Read More »

Given two integers n and m where n is the number of 0s and m is the number of 1s. The task is to print… Read More »

Given an array A[] of size N / 2, the task is to construct the array B[] of size N such that: B[] is sorted… Read More »

You have an unlimited number of 10-rupee coins and exactly one coin of r rupee and you need to buy minimum items each of cost… Read More »

Given an array arr[] of n integers, construct a Sum Array sum[] (of same size) such that sum[i] is equal to the sum of all… Read More »

Given three arrays names[], marks[] and updates[] where: names[] contains the names of students. marks[] contains the marks of the same students. updates[] contains the… Read More »