#include<iostream>
#include<string>
using namespace std;

int main()
{
    int trans = 'a' - 'A';
    string str;

    getline( cin, str );
    
    for( int i = 0; i < str.size(); i++ )
    {
        if( str[i] >= 'a' && str[i] <= 'z' )
            str[i] = str[i] - trans; 
    }

    cout << str << endl;

    return 0;
}
