#include <iostream>
#include <string>

using namespace std;

int count(string s, char c)
{
    int res = 0;
 
    for (int i=0;i<s.length();i++){
        if (s[i] == c)
            res++;
    }
 
    return res;
}
int main() {
    cout<<int('A')-int('a');
}