 //include
 //------------------------------------------
 #include <vector>
 #include <list>
 #include <map>
 #include <set>
 #include <deque>
 #include <stack>
 #include <bitset>
 #include <algorithm>
 #include <functional>
 #include <numeric>
 #include <utility>
 #include <sstream>
 #include <iostream>
 #include <iomanip>
 #include <cstdio>
 #include <cmath>
 #include <cstdlib>
 #include <cctype>
 #include <string>
 #include <cstring>
 #include <ctime>

 using namespace std;

 //conversion
 //------------------------------------------
 inline int toInt(string s) {int v; istringstream sin(s);sin>>v;return v;}
 template<class T> inline string toString(T x) {ostringstream sout;sout<<x;return sout.str();}

 //math
 //-------------------------------------------
 template<class T> inline T sqr(T x) {return x*x;}

 //typedef
 //------------------------------------------
 typedef vector<int> VI;
 typedef vector<VI> VVI;
 typedef vector<string> VS;
 typedef pair<int, int> PII;
 typedef long long LL;
 typedef unsigned long long ULL;

 //container util
 //------------------------------------------
 #define ALL(a)  (a).begin(),(a).end()
 #define RALL(a) (a).rbegin(), (a).rend()
 #define PB push_back
 #define MP make_pair
 #define SZ(a) int((a).size())
 #define EACH(i,c) for(typeof((c).begin()) i=(c).begin(); i!=(c).end(); ++i)
 #define EXIST(s,e) ((s).find(e)!=(s).end())
 #define SORT(c) sort((c).begin(),(c).end())

 //repetition
 //------------------------------------------
 #define FOR(i,a,b) for(int i=(a);i<(b);++i)
 #define REP(i,n)  FOR(i,0,n)

 //constant
 //--------------------------------------------
 const double EPS = 1e-10;
 const double PI  = acos(-1.0);

 //clear memory
 #define CLR(a) memset((a), 0 ,sizeof(a))

 //debug
 #define dump(x)  cerr << #x << " = " << (x) << endl;
 #define debug(x) cerr << #x << " = " << (x) << " (L" << __LINE__ << ")" << " " << __FILE__ << endl;

 int main() {
   int n;
   string str;

   while(getline(cin, str)) {
     for(int i = 0; i < str.size(); i++) {
       for(int j = 0; str[i]+j <= 'z'; j++) {
	 if(str[i] + j == 't' && str[i+1] + j == 'h') {
	   n = j;
	   break;
	 }
       } 
       for(int j = 0; str[i]-j >= 'a'; j++) {
	 if(str[i] - j == 't' && str[i+1] - j == 'h') {
	   n = -j;
	 break;
	 }
       }
     }
     
     for(int i = 0; i < str.size(); i++) {
       if(str[i] == ' ' || str[i] == '.' || str[i] == '\n') printf("%c", str[i]);
       else printf("%c", str[i]+n);
     }
     cout << endl;
   }
 }