#include <bits/stdc++.h>  
 
using namespace std;
 
#define FOR(i, j, k) for(int i = j; i < k; ++i)
#define rep(i, j) FOR(i, 0, j)
#define repr(i, j) for(int i = j; i >= 0; --i)
#define INF (1 << 30)
#define MOD 1e9 + 7
 
typedef long long ll;
typedef unsigned long long ull;
typedef pair<int, int> P;

int main() {
	string s;
	while(getline(cin, s)) {
		rep(i, 26) {
			rep(j, s.size()) {
				if('a' <= s[j] && s[j] < 'z') s[j] += 1;
				else if(s[j] == 'z') s[j] = 'a';
			}
			if(s.find("the") != string::npos || s.find("this") != string::npos || s.find("that") != string::npos) {
				cout << s << endl;				
			}
		}
	}
	return 0;
}