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: Accepted)

#include<iostream>   //AA06( 21/ 06/ 20) If u see my code, Have a Good Day! (^_^)
#define JonSnow ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
#define endl "\n"

using namespace std;

int main()
{
    JonSnow;

    char X;

    cin >> X;

    if(X >= 97 && X <= 122)
        cout << "a" << endl;

    else
        cout << "A" << endl;

    return 0;
}