#include <bits/stdc++.h> 
using namespace std; 
string s; 
int main(){ 
	getline(cin,s); 
	for(int i=0;i<s.size();i++)
	{ 
		if(s[i]>='A' and s[i]<='Z'){ 
		s[i]++; 
		}
		else if(s[i]>='a' and s[i]<='z')
		{ 
			s[i]++; 
		} 
		} cout<<s; 
		return 0; 
}