#include<bits/stdc++.h>
using namespace std;
int main()
{
    string s;
    getline(cin,s);
    int a=s.size();
    for(int i=0;i<a;i++)
    {
    	if(s[i]>='A' && s[i]<='E')
    	{
    		s[i]=s[i]-5+26;
		}
		else if(s[i]>='F' && s[i]<='Z')
    	{
    		s[i]=s[i]-5;
		}
	}
	cout<<s;
	return 0;
} 
/**************************************************************
	Problem: 1387
	User: chenkexin
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2076 kb
****************************************************************/