#include<bits/stdc++.h>
using namespace std;
int main(){
	char c='H',c1='e',c2='l',c3='l',c4='o',c5=',',c6=' ',c7='w',c8='o',c9='r',c10='l',c11='d',c12='!';
    putchar(c);
    putchar(c1);
    putchar(c2);
    putchar(c3);
    putchar(c4);
    putchar(c5);
    putchar(c6);
    putchar(c7);
    putchar(c8);
    putchar(c9);
    putchar(c10);
    putchar(c11);
    putchar(c12);
	return 0;
}