#include <bits/stdc++.h>

using namespace std;

int main() {
	int n;
	cin >> n;
	int a[1010];
	int maxv;
	int maxa = -1000000;
	int mina = 1000000;
	int minv = 1000000;
	for (int i = 0; i < n; i++) {
		cin >> a[i];
		maxa = max(maxa, a[i]);
		mina = min(mina, a[i]);
	}
	for (int i = 1; i < n; i++) {
		minv = min(minv, a[i] - a[i - 1]);
	}
	maxv = maxa - mina;
	cout << minv << endl << maxv << endl;
}