#include <iostream>
using namespace std;
int main(){
    string s;cin>>s;
    int a = 0;
    int b = 0;
    for(int i = 0; s.size() > i; i++){
        if(s[i] == '7'){
            a = a*10+s[i]-'1';
            b = b*10+1;
        }else{
            a = a*10+s[i]-'0';
            b = b*10;
        }
    }
    cout << a << " " << b << endl;
}