/*
    No.716 距離
    https://yukicoder.me/problems/no/716
*/
#include <bits/stdc++.h>
using namespace std;

int main() {
    ios::sync_with_stdio(0);
    cin.tie(0);

    int n;
    cin >> n;
    vector<int> vi(n);
    for (int i = 0; i < n; i++) {
        cin >> vi[i];
    }

    sort(vi.begin(), vi.end());
    int max_len = vi.back() - vi.front();

    int min_len = 1000000000;
    for (int i = 0; i < n - 1; i++) {
        min_len = min(min_len, abs(vi[i] - vi[i + 1]));
    }

    cout << min_len << endl;
    cout << max_len << endl;
}