#include<bits/stdc++.h>
using namespace std;
int main() 
{
	char a[101];
	cin>>a;
	cout<<"Hi, "<<a<<". What's the matter?";
	return 0;
}

#include<bits/stdc++.h>
using namespace std;
int main()
{
char a[100],b,c;
scanf("%s",a);
cout<<"Hi, " <<a<<". What's the matter?";
 //只有神才能感受到敲代码的乐趣，如何成为神？答案就是撸代码！
	return 0;
}