#include<bits/stdc++.h> using namespace std; int main(){ char a[85]={}; cin.getline(a,85); int i=0; while(a[i]!='\0'){ if(isupper(a[i])){ if(a[i]=='Z'){ a[i]='A'; } else{ a[i]=a[i]+1; } } else if(islower(a[i])){ if(a[i]=='z'){ a[i]='a'; } else{ a[i]=a[i]+1; } } i++; } cout<<a<<endl; return 0; }