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Problem Statement: You are given 2 strings, you need to find the longest common subsequece. Example Input: Str 1: abfgkl Str 2: abcdel Output:…

Problem Statement: You are given 2 arrays, you are allowed to swap arr1[i] and arr2[i]. Elements from the same index. You need to return…

Problem Statement: You are given with an array and a difference. You need to count the number of subsets with a given difference. Example…

Problem Statement: You are given an array and a sum, you need to either add + or – to all the array elements, so that the sum should be…

Problem Statement: You are given an array, you need to divide into two subsets that the difference between their sum is minimum. Example…

Problem Statement: You are given an array and a sum,you need to find the number of subsets with that sum. Example Input: arr[] = {1, 2, 3, 3},…

Problem Statement: You are given an array, you need to delete the element at nums[i] to earn num[i]. But after every delete, you have to…

Problem Statement: You are given an array that represents the value present inside a house. You need to rob the houses in such a way that no…

Problem Statement: You are given a number “n”. You need to find out structurally unique binary trees that are possible. Example…

Problem Statement: You are given a number “n”. You need to return the least number of perfect square number that sum to n. A…