Question: Given an array A of size N . The elements of the array consist of positive integers. You have to find the SMALLEST element with

Given an array A of size N. The elements of the array consist of positive integers. You
have to find the SMALLEST element with MINIMUM frequency. For example:
Example:
Input:
N=5
A=[005501]
Output:
1
Explanation:
All values have frequency 1 except the values 0.1 is the smallest element
with minimum frequency.

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