Power of Two

Problem Background

Special for beginners, ^_^

Problem Description

Given any positive integer $N (N \le 100)$, compute the value of $2$ raised to the $N$-th power.

Input Format

One positive integer $N$.

Output Format

Output the value of $2^N$.

Sample Input

5

Sample Output

32

Constraints

1 second, 1024 KiB for each test case.