## Find subarray with given sum with negatives allowed in constant space

Given an unsorted array of integers, find a subarray which adds to a given number. If there are more than one subarrays with the sum… Read More »

Given an unsorted array of integers, find a subarray which adds to a given number. If there are more than one subarrays with the sum… Read More »

Given an array arr[] of N elements and an integer K, the task is to make any K elements of the array equal by performing… Read More »

Given a linked list, the task is tofind the maximum sum obtained by adding any k consecutive nodes of linked list. Examples: Input: 1 ->… Read More »

Given a string consisting of numerical alphabets, a character C and an integer K, the task is to find the number of possible substrings which… Read More »

Given a string str, a character c and an integer k > 0. The task is to find the number of sub-strings that contain the… Read More »

Given a string str consisting of lower case alphabets only and an integer K. The task is to find the minimum cost to modify the… Read More »

Given an array arr[] of integers and an integer k, the task is to find the minimum number of integers that need to be removed… Read More »

Given a string S and a number K. The task is to find the minimum length substring having exactly K distinct characters. Note: The string… Read More »

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 »

Given two strings S1 and S2, the task is to count the number of sub-strings of S1 that are anagrams of any sub-string of S2.… Read More »

Given a string and a number k, the task is to find the number of substrings of length k whose sum of ASCII value of… Read More »

Given a number in the form of a string. The task is to find the maximum sum and product of m consecutive digits that are… Read More »

Given an array arr of n elements, the task is to find the number of the sub-arrays of the given array that contain at least… Read More »

Given an array of N integers and a number M. The task is to find out the maximum number of unique integers among all possible… Read More »

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 »