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: Runtime Error)

#include <bits/stdc++.h>

using namespace std;

int main (){

int total, k;

cin >> total;
cin >> k;

int arr [total];

for(int i = 0; i<total; i++){
    cin>> arr[i];
}

sort(arr,arr+total);

int sum = 0;
for(int i = 0; i<k; i++) {
    sum += arr[i];
}

cout << sum;
    
    return 0;
}