-3. Print Two Numbers

I'm a slow walker, but I never walk backwards.

題目來源:judgegirl from ntu prof. pangfeng Liu

Task Description

Write a program to read two integers and , print first in a line, then print in another line.

Input Format

There are two lines in the input. The first line has the integer , and the second line has the integer .

Output Format

There are two lines in the output. The first line has the integer , and the second line has the integer .

Sample Input

1
2

Sample Output

2
1

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