ol_5_02

#include <iostream>
#include <fstream>
#include <string>

using namespace std;

int main()
{
    ifstream cin("input.txt");

    string n;
    cin>>n;

    string rev ="";
    for(int i = n.length()-1; i >=0; i--)
    {
        if (n[i] == '6')
            rev += '9';
        else if (n[i] == '9')
            rev += '6';
        else
            rev += '8';
    }
    cout<<rev;

}