8044: ABC256 —— A - 2^N
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Description
Given N, print $2^N$.
Input
Input is given from Standard Input in the following format:
$N$
$N$
Output
Print the answer.
Constraints
0≤N≤30
N is an integer.
N is an integer.
Sample 1 Input
3
Sample 1 Output
8
We have $2^3=8$.
Sample 2 Input
30
Sample 2 Output
1073741824