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Contest: Task: Related: TaskB

Score : $100$ points

Problem Statement

The ASCII values of the lowercase English letters a, b, $\ldots$, z are $97,98,\ldots,122$ in this order.

Given an integer $N$ between $97$ and $122$, print the letter whose ASCII value is $N$.

Constraints

  • $N$ is an integer between $97$ and $122$ (inclusive).

Input

Input is given from Standard Input in the following format:

$N$

Output

Print the answer.

Sample Input 1

97

Sample Output 1

a

$97$ is the ASCII value of a.

Sample Input 2

122

Sample Output 2

z