Counting frequences

Write a program that reads a sequence of natural numbers and that
prints, for each one, how many times it appears.

Input

Input consists of a natural number n, followed by n natural numbers
between 1000000000 and 1000001000 (both included).

Output

For each number x that appears in the sequence, print how many times it
appears, following the format of the example. The output must be sorted
in increasing order by x.

Problem information

Author: Unknown
Translator: Carlos Molina

Generation: 2026-01-25T11:17:08.110Z

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