#include <iostream>

using namespace std;

int main()
{
    int M;
    cin >> M;

    int ckorcinja[10] = {6, 3, 5, 5, 4, 5, 5, 3, 7, 5};
    for(int i = 9999; i >= 1000; i -= 1) {
        int tmp = i;
        int potrebni_ckorcinja = 0;
        while(tmp > 0) {
            int cifra = tmp % 10;
            potrebni_ckorcinja += ckorcinja[cifra];
            tmp /= 10;
        }
        if(potrebni_ckorcinja == M) {
            cout << i << endl;
            return 0;
        }
    }
    cout << -1 << endl;
    return 0;
}