#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; } //AC的