😄 😄 😄

#include<bits/stdc++.h>
using namespace std;
int main(){
    string s;
    getline(cin,s);
    for(int i=0;i<s.length();++i){
            if(s[i]>='A' && s[i]<='E')
            s[i]+=21;
        else if(s[i]>='F' && s[i]<='Z')
        s[i]-=5;        
    }
    cout<<s;
    return 0;
}