#include <iostream>
#include <string>
using namespace std;
int main(){
string s1= "", s2 = "";
getline(cin, s1);
for (int i= 0; i < s1.length();i++){
if (s1[i] == ' ') {
s2[0] = s1[i + 1];
s2[0] -= 32;
s2 = s2[0];
s1.replace(i + 1, 1, s2);
s1.erase(i, 1);
}
} cout << s1;
return 0;
}
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