#include<bits/stdc++.h>
using namespace std;
int main(){
    char s[1000];
    cin.getline(s,100);
    if(s[0]>='a'&&s[0]<='z'){
                cout<<char(s[0]-32);
            }
            else cout<<s[0];
    for(int i=0;i<strlen(s);i++){
        if(s[i]==' '){
            if(s[i+1]>='a'&&s[i+1]<='z'){
                cout<<char(s[i+1]-32);
            }
            else cout<<s[i];
        }
    }
}
/**************************************************************
	Problem: 1100
	User: luyanchen
	Language: C++
	Result: Wrong Answer
****************************************************************/