#include <fstream>
#include <vector>
#include <algorithm>



using namespace std;

int main() {
    ifstream cin("input.txt");
    ofstream cout("output.txt");
    int n;
    cin >> n;
    int a[n], b[n];
    for (int i = 0; i < n; i++) {
        cin >> a[i];
    }
    for (int i = 0; i < n; i++) {
        cin >> b[i];
    }
    int diff = b[0] - a[0];
    bool good = true;
    for (int i = 0; i < n; i++) {
        if (a[i] + diff != b[i]) {
            good = false;
            break;
        }
    }
    if (good)
        cout << "YES\n" << diff << '\n';
    else
        cout << "NO\n";
    return 0;
}