#include <stdio.h>
#include <algorithm>
#include <iostream>
#include <string>
#include <vector>
#include <functional>
#include <map>
#include <iomanip>
#include <math.h> 
#include <stack>
#include <queue>
#include <bitset>
#include <cstdlib>
#include <tuple>
#include <cctype>
#include <ctype.h>
#include <set>

using namespace std;


int main() {
	int i, j, k;
	long n;
	string s, s1, s2;
	bool flag = false;

	cin >> n;

	
	for (long i = 1; i < n; i++) {
		bool flag = false;
		s1 = to_string(n - i);
		s2 = to_string(i);

		if (s1.find("7") == string::npos && s2.find("7") == string::npos) {
			flag = true;
			break;
		}
		for (j = 0; j < s1.length(); j++) {
			if (s1[j] == '7') {
				string ss = "1";
				for (k = 0; k < s1.length() - j - 1; k++) {
					ss += "0";
				}
				long nn = stol(ss);
				i += nn;
			}
		}
	}

	cout << s1 << " " << s2 << endl;




	getchar();
	getchar();
	return 0;
}