#include<iostream> #include<cstdio> using namespace std; int main(){ char ch11,ch12,ch13,ch14; char ch21,ch22,ch23,ch24; cin>>ch11>>ch12>>ch13>>ch14; ch21=(ch11-97+1)%26+97; ch22=(ch12-97+1)%26+97; ch23=(ch13-97+1)%26+97; ch24=(ch14-97+1)%26+97; cout<<ch21<<" "<<ch22<<" "<<ch23<<" "<<ch24<<endl; return 0; }