#include <iostream>
#include <string>
using namespace std;
int main() {
string st;
int i, len;
getline(cin, st);
len = st.size();
for (i = 0; i < len; i++){
if (st[i] >= 'a' && st[i] <= 'z')
st[i] = st[i] - 'a' + 'A';
}
cout << st << endl;
return 0;
}输入:Hello, my name is Lostmonkey.
输出:_________