#include<bits/stdc++.h>
using namespace std;

int main(){
	
	char s[105];
	gets(s);
	
	char before = ' ';
	for(int i = 0; i < strlen(s); i ++){
		char ch = s[i];
		if(isspace(before) && !isspace(ch)) s[i] = toupper(ch);
		before = s[i];
		cout << before;
	}
	
	return 0;
}