#include <iostream>
#include <algorithm>
#include <cstdio>
#include <string>

#define ll long long

using namespace std;

int dp[1000001];

int main(){

   int n;
   cin>>n;
   int a=0,b=0;
   int c=n;
   int digit=1;
   while(c){
       if(c%10==7){
           a+=digit*4;
       }
       digit*=10;
       c/=10;
   }
   b=n-a;
   cout<<a<<" "<<b<<endl;

   return 0;
}