#include <iostream>
#include <string>
using namespace std;
int main(){
string a;
getline(cin, a);
for(int i = 0; i < x.length();i++){
char temp;
temp = a[i];
temp = temp - 7;
cout << temp;
}
}
#include
#includeusing namespace std;
int main(){
string a;
getline(cin, a);
for(int i = 0; i < a.length();i++){
char temp;
temp = a[i];
temp = temp - 7;
cout << temp;
}
}