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Tag Archives: cpp-map

Given an array arr[] of size N and an integer S, the task is to find the count of quadruplets present in the given array… Read More
Given an array arr[] consisting of N integers from the range [1, N]( repetition allowed ), the task is to find the minimum common element… Read More
Given two integers K, X, and an array arr[] consisting of N distinct elements, the task is to find X elements closest to the Kth… Read More
Joining two different tables on their matching columns can be done using nested loops, but a more efficient and scalable way is to use multimaps.… Read More
Given an integer N, the task is to find the maximum value of function F(n) given by F(N) = max(N, F(N /2) + F(N /… Read More
Given an array arr[] consisting of N integers and 2D array queries[][] consisting of Q queries of the form {p, x}, the task for each… Read More
Given an array arr[] consisting of N integers, the task is to find the count of unordered pairs in the given array whose sum contains… Read More
Given string str, the task is to print the last character of the lexicographically smallest non-palindromic permutation of the given string. If no such permutation… Read More
Given two strings A and B, the task is to find the smallest substring of A having B as a subsequence. Examples: Input: A =… Read More
Given an integer, P denoting the number of chocolates and an array a[] where ai denotes the type of ith chocolate. There are N people… Read More
Given a Binary Tree, the task is to print the middle nodes of each level of a binary tree. Considering M to be the number… Read More
Given an array arr[] consisting of N positive integers, the task is to maximize the number of subsequences that can be obtained from an array… Read More
Given an array arr[] consisting of N integers, the task is to print all adjacent integer pairs from the array which appears more than once… Read More
Given an array arr[] of N distinct integers and a list of arrays pieces[] of distinct integers, the task is to check if the given… Read More
Given two arrays arr[] and brr[] consisting of N integers, the task is to count the number of pairs (i, j) from both the array… Read More