#include <vector>
#include <iostream>
#include <algorithm>
using namespace std;
int main() {
	int n;
	cin >> n;
	vector<int> a(n);
	for (int i = 0; i < n; ++i) {
		cin >> a[i];
	}
	int ans = a[n - 1] - a[0];
	for (int i = 1; i < n; ++i) {
		ans = min(ans, a[i] - a[i - 1]);
	}
	cout << ans << '\n';
	cout << a[n - 1] - a[0] << '\n';
	return 0;
}