#include <iostream>

int main()
{
    char in[11], out[11] = {0};
    std::cin >> in;
    
    for(int i = 0; in[i]; i++)
    {
        if(in[i] == '7')
        {
            in[i] -= 1;
            out[i] = '1';
        }
        else
        {
            out[i] = '0';
        }
    }
    
    char *outp = out;
    for(int i = 0; out[i]; i++)
    {
        if(*outp == '0')
            outp++;
        else
            break;
    }
    
    if(*outp == 0)
        outp--;
    
    std::cout << in << " " << outp << std::endl;
}