#include <iostream>

using namespace std;

const string keys = "`1234567890-=QWERTYUIOP[]\\ASDFGHJKL;'ZXCVBNM,./";

//Prints one key to the left.
//Never given a key on the lefthand side. don't worry about bounds.
void print(char input){
   for(int i = 0; i < keys.size(); i++){
      if(input == keys[i]){
	 cout << keys[i-1];
	 return;
      }
   }

   cout << input; 
   return;
}

int main(){
   char input;
   while(cin.get(input)){
      print(input);
   }
   return 0;
}