### 2.0 Check if a sub array with 0 sum exists in the given array...

Given an unsorted array of integers, check if a sub array with 0 sum exists in the given array or not. Example - A = [1, 4 , -1, 3, -7,-3, -1,10] Output - Yes Subarrays with 0 sum - [1,-1] , [4,3,-7], [3,-3] , [-3,-7,10]

### 1.3 Find pair of elements with given sum in an array | Hashing Approach

Given an unsorted array of integers, Find pair of elements with given sum in an array using Hashing approach.

### 1.2 Find pair of elements with given sum in an array | Sorting Approach

Given an unsorted array of integers, find a pair of elements with given sum in an array using naive approach

### 1.1 Find pair of elements with given sum in an array | Naive Approach

Given an unsorted array of integers, find a pair of elements with given sum in an array using naive approach