#include<bits/stdc++.h>
using namespace std;
using Int = long long;
//INSERT ABOVE HERE
signed main(){
  Int n;
  cin>>n;
  string s=to_string(n);
  Int p=1,a=0;
  for(Int i=s.size()-1;i>=0;i--){
    if(s[i]=='7') a+=p;
    p*=10;
  }
  cout<<a<<" "<<n-a<<endl;
  return 0;
}