Find Missing And Repeating

[ArmanKumar21]

Given an unsorted array Arr of size N of positive integers. One number 'A' from set {1, 2,....,N} is missing and one number 'B' occurs twice in array. Find these two numbers.

[aryankshl]

hey @ArmanKumar21 can you assign this to me?

[shreyasks482]

If this issue is not fixed @ArmanKumar21 , can you assign me to it?