Problem Statement The problem “Non-overlapping sum of two sets” states that you are given two arrays as input values as arrA[] and arrB[] of the same size n. Also, both of the arrays have distinct elements individually and some common elements. Your task is to find out the total sum …
Problem Statement What is a happy number? A number is a happy number if we can reduce a given number to 1 following this process: -> Find the sum of the square of the digits of the given number. Replace this sum with the old number. We will repeat this …
Problem Statement The problem “Palindrome Permutation” states that you are given a string. Check if it can be rearranged to form a palindromic string. Example superdupers yes Explanation The given input string can be rearranged to superdrepus. It is a palindromic string. So our answer to this example is yes. …
Problem Statement In top K frequent elements we have given an array nums[], find the k most frequently occurring elements. Examples nums[] = {1, 1, 1, 2, 2, 3} k = 2 1 2 nums[] = {1} k = 1 1 Naive Approach for Top K Frequent Elements Build …
Problem Statement The problem “Palindrome Substring Queries” states that you are given a String and some queries. With those queries, you have to determine if the formed substring from that query is a palindrome or not. Example String str = “aaabbabbaaa” Queries q[] = { {2, 3}, {2, 8},{5, 7}, …
Problem Statement “Elements to be added so that all elements of a range are present in array” states that you are given an array of integers. The problem statement asks to find out the count of elements to be added in an array so that all elements lie in the …
Problem Statement “Count subarrays having total distinct elements same as original array” states that you are given an integer array. The problem statement asks to find out the total number of sub-arrays that contain all distinct elements as present in an original array. Example arr[] = {2, 1, 3, 2, …
Problem Statement “Contiguous Array Leetcode” problem states that you are given an array a[ ] of size n consists of 1’s and 0’s only. Find the longest subarray in which the number of 1’s is equal to the number of 0’s. Example a[ ] = {1, 0, 1, 1, 1, …
Problem Statment Cuckoo sequence program or Cuckoo Hashing is a method used to solve the problem when a collision occurs in a Hash Table. Collisions are likely of two hash values of a hash function in a table. A collision occurs when two hash values for the same key occurs …
Problem Statement “Subarrays with distinct elements” states that you are given an array of integer elements. The problem statement asks to find the sum of lengths of contiguous sub-arrays that are having all elements different from each other. Example arr[] = {3, 1, 2, 1} 4 Explanation: The sub-arrays are …