PROGRAMMING:It's only a minute

This topic is very simple. Believe you can drop, come on. Give you n numbers, and then count the number of times each number appears, and output. Does it feel simple.
###Input format:
Enter an N in the first line, which means that there will be n numbers to input.
The second line has n numbers, A1, A2, A3... An;
0###Output format:
The output may have multiple lines, with two numbers in each line. The first number is the input number AI, and the second number is the number of times the number appears.
Remember to sort AI from small to large.
###Input example:
```in
six
1 1 1 3 2 3
```
###Output example:
The corresponding output is given here. For example:
```out
1 3
2 1
3 2
```







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