#include <bits/stdc++.h>
using namespace std;

int main( int argc, char *argv[] )
{
int A;
int B;
int i;
char S[ 100 ];
int X;


	ios::sync_with_stdio( false );
	cin.tie( 0 );

	A = 0;
	B = 0;
	cin >> S;
	i = 0;
	while( S[ i ] != '\0' )
	{
		X = S[ i ] - '0';

		A *= 10;
		B *= 10;
		if( X == 7 )
		{
			A += 4;
			B += 3;
		}
		else
			A += X;

		i++;
	}

	cout << A << " " << B << endl;

	return 0;
}