#include<iostream>
#include<cstdio>
#include<cstring>
#include<string>
using namespace std;

int main(){

  int n;
  string s;
  int k;

  getline(cin,s);

  for(int i=-25;i<26;i++){
    bool d = false;
 
    for(int j=0;j<s.size()-3;j++){

      if(s[j]+i == 't' && s[j+1]+i == 'h'){
	if(s[j+2]+i == 'e') d = true;
	if(s[j+2]+i == 'i' && s[j+3]+i == 's') d = true;
	if(s[j+2]+i == 'a' && s[j+3]+i == 't') d = true;
      }

      if(d == true) break;
    }

    if(d == true){
      k = i;
      break;
    }

  }

  for(int i=0;i<s.size();i++){
    if(s[i] >= 'a' && s[i] <= 'z') printf("%c",s[i]+k);
    else printf("%c",s[i]);
  }

  cout << endl;
}