#include <iostream>
using namespace std;
int main() {
    int n;
    cin >> n;
    int *a = new int [n];
    int *b = new int [n];
    int i;
    for (i=0; i<n; i++) cin >> a[i];
    for (i=0; i<n; i++) cin >> b[i];
    cout << -1 << endl;
    return 0;
}