Problem
Given an array, print the frequency of each distinct element in ascending order of element value.
Input format
Input
input.txt
- An integer N (1 ≤ N ≤ 100) - N integers (-50 ≤ Ai ≤ 50)
Output format
Output
output.txt
- Each line: element value and its frequency, separated by a space.
Example
input
6 2 1 2 3 1 2
output
1 2 2 3 3 1
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Sample cases (from the problem)
Sample Case 1
Input
6 2 1 2 3 1 2
Expected output
1 2 2 3 3 1
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