## Count triplet pairs (A, B, C) of points in 2-D space that satisfy the given condition

Given N points in 2 dimensional space. The task is to count the number of triplets pairs (A, B, C) such that point B is… Read More »

## Maximum of all Subarrays of size k using set in C++ STL

Given an array of size N and an integer K, the task is to find the maximum for each and every contiguous sub-array of size… Read More »

## Print all integers that are sum of powers of two given numbers

Given three non-negative integers x, y and bound, the task is to print all the powerful integer ≤ bound in sorted order. A powerful integer… Read More »

## Find Maximum and Minimum element in a Set in C++ STL

Given a Set, the task is to find the maximum and minimum element of this set in C++ STL. Examples: Input: set={1, 6, 15, 10,… Read More »

## How to delete an element from the Set by passing its value in C++

Given a Set, the task is to remove the last element from this Set in C++. Examples: Input: set = [10 20 30 70 80… Read More »

## How to delete a range of values from the Set using Iterator

Given a Set, the task is to delete a range of values from this Set using Iterator. Example: Input: set = [10 20 30 40… Read More »

## Minimum Numbers of cells that are connected with the smallest path between 3 given cells

Given coordinates of 3 cells (X1, Y1), (X2, Y2) and (X3, Y3) of a matrix. The task is to find the minimum path which connects… Read More »

## Smallest Greater (than S) String of length K whose letters are subset of S

Given a string S of length N consisting of lowercase English letters and an integer K. Find the lexicographically smallest string T of length K,… Read More »

## How to delete last element from a set in C++

Given a Set, the task is to remove the last element from this Set in C++. Examples: Input: set = [10 20 30 70 80… Read More »

## How to traverse a C++ set in reverse direction

Given a Set, the task is to traverse this Set in reverse order. Examples: Input: set = [10 20 30 70 80 90 100 40… Read More »

## Closest greater or same value on left side for every element in array

Given an array of integers, find the closest (not considering distance, but value) greater or same value on left of every element. If an element… Read More »

## Count pairs from two arrays whose modulo operation yields K

Given an integer and two arrays and , the task is to count the total pairs (formed after choosing an element from and another from… Read More »

## Minimum array elements to be changed to make it a Lucas Sequence

Given an array with N distinct elements. The task is to find the minimum number of elements to be changed in the array such that,… Read More »

## Maximum value of XOR among all triplets of an array

Given an array of integers ‘arr’, the task is to find the maximum XOR value of any triplet pair among all the possible triplet pairs.… Read More »

## Print Minimum of all Subarrays using set in C++ STL

Given an array of size N and an integer K, find the minimum for each and every contiguous subarray of size K. Examples: Input :… Read More »