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

int main()
{
char sentence[100];
while (cin.getline(sentence, 100))
{
    for (int i=0; sentence[i]!='\0' ;i++)
    {
        sentence[i] -= 7;
        cout << sentence[i];
    }
    cout << endl;
}

return 0;
}