Find Sum of all unique sub-array sum for a given array

Suppose you have an array of integers. The problem “Find Sum of all unique sub-array sum for a given array” asks to find out the sum of all unique sub-arrays (Sub-array sum is the sum of each sub-array’s elements). By unique sub-array sum, we meant to say that no sub-array …

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How to check if two given sets are disjoint?

The problem “How to check if two given sets are disjoint?” states that suppose you are given two sets in the form of array say set1[] and set2[]. Your task is to find out whether the two sets are Disjoint Sets or not. Example inputSet1[] = {1, 15, 8, 9, …

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Print modified array after executing the commands of addition and subtraction

You are given an array of size n, initially all the values in the array will be 0, and the queries. Each query contains the four values, type of the query T, left point of the range, the right point of a range and a number k, you have to …

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Distinct adjacent elements in an array

Problem Statement Suppose we have an integer array. The problem “Distinct adjacent elements in an array” asks to determine if it is possible to get the array in which all the adjacent numbers are distinct or not by swapping up two adjacent or neighbour elements in an array if it …

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Rearrange an array such that ‘arr[j]’ becomes ‘i’ if ‘arr[i]’ is ‘j’

Problem Statement The problem ” Rearrange an array such that ‘arr[j]’ becomes ‘i’ if ‘arr[i]’ is ‘j’ ” states that you have an “n” sized array containing integers. The numbers in the array are in a range of 0 to n-1. The problem statement asks to rearrange the array in …

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Find the Only Repetitive Element Between 1 to N-1

In finding the only repetitive element between 1 to N-1 problem we have given an array of random integers within a range from 1 to n-1. There will be one number that is repeated. Your task is to find that number. Example Input [2,3,4,5,2,1]A Output 2 Explanation 2 is the …

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