uva458

#include <cstdlib>
#include <cstring>
#include <cstdio>
#include <cmath>
#include <algorithm>
#include <vector>
#include <string>
#include <iostream>


using namespace std;


int main(){
    #ifdef LOCAL
    //freopen("in.txt", "r", stdin);
    //freopen("out.txt", "w", stdout);
    #endif
string s;
while(cin>>s){
        for(int i  = 0; i < s.length(); i++){
            s[i] = s[i] - 7;
        }
        cout<<s<<endl;
}
return 0;
}