Missing number in array

[Chaitralikore]

Given an array of size N-1 such that it only contains distinct integers in the range of 1 to N. Find the missing element.

Example 1:

Input: N = 5 A[] = {1,2,3,5} Output: 4

[mansidhote]

HEY, I would like to work on this issue! Can you assign it to me? MANSI DHOTE UEC2022246 SY E&TC B

[ManasiGDeshmukh]

@mansidhote Happy Coding!!