Problem:
Score : 100 points

Problem Statement

An uppercase or lowercase English letter \alpha will be given as input.
If \alpha is uppercase, print A; if it is lowercase, print a.

Constraints

\alpha is an uppercase (A - Z) or lowercase (a - z) English letter.

Input

Input is given from Standard Input in the following format:

α

Output

If \alpha is uppercase, print A; if it is lowercase, print a.

Sample Input 1

B

Sample Output 1

A

B is uppercase, so we should print A.

Sample Input 2

a

Sample Output 2

a

a is lowercase, so we should print a.

Solution in C (GCC 9.2.1) (judge verdict: Wrong Answer)

    #include <stdio.h>
     
    int main(void)
    {
    	int moji;
     
    	moji = getchar();
     
    	if(moji == 'a'){
    	printf("取得した文字：%c\n", moji);
        }else if(moji == 'A'){
        printf("取得した文字：%c\n", moji);
        }else{}
    }