3. Print Two Numbers

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

Task Description

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

Input Format

There are two lines in the input. The first line has the integer $a$ and the second line has the integer $b$.

Output Format

There are two lines in the output. The first line has the integer $b$ and the second line has the integer $a$.

Sample Input

1
2

Sample Output

2
1

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