## Largest sub-matrix with all equal elements

Given a binary matrix of size N * M, the task is to find the largest area sub-matrix such that all elements in it are… Read More »

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Given a binary matrix of size N * M, the task is to find the largest area sub-matrix such that all elements in it are… Read More »

Given N boxes that are kept in a straight line and M colors such that M ≤ N. The position of the boxes cannot be… Read More »

Given an array arr[] of N integers and Q queries where each query consists of an index range [L, R]. For each query, the task… Read More »

Given a matrix mat[][], the task is to check whether the matrix is valid or not. A valid matrix is the matrix that satisfies the… Read More »

Given an array arr[] of integers and an integer K. The task is to sort the elements of the given array in the increasing order… Read More »

Given four integers N, A, B and C. The task is to find the count of integers from the range [1, N] which are divisible… Read More »

The localtime() function is defined in the time.h header file. The localtime( ) function return the local time of the user i.e time present at… Read More »

Given a binary matrix mat[][] of size M * N. The task is to check whether the row of the matrix will be unique after… Read More »

Given two integers A and B and an integer N. The task is to find out N prime numbers of the form A + nB… Read More »

Given three integers A, B and C. The task is to count the number of triples (a, b, c) such that a * c >… Read More »

Given an array arr[] of N integers, the task is to find the count of subarrays with positive product. Examples: Input: arr[] = {-1, 2,… Read More »

There are two singly linked lists in a system. By some programming error, the end node of one of the linked list got linked to… Read More »

Given an array arr[] of N integers where every element is from the range [1000, 9999]. The task is to make the array non-decreasing by… Read More »

Given three integers L, R and P where P is prime, the task is to count the number of times P occurs in the prime… Read More »

Given two integers A and B, the task is to find two co-prime numbers C1 and C2 such that C1 divides A and C2 divides… Read More »