#include <fstream>
#include <iostream>


int main() {

	//std::ifstream inf("Text.txt");	std::cin.rdbuf(inf.rdbuf());
	int N = 0;
	std::cin >> N;

	int a[1000] = { 0 };
	int min = 0;
	int max = 0;
	int length = 200000;

	std::cin >> a[0];
	min = max = a[0];

	for (int i = 1; i < N; i++) {
		std::cin >> a[i];
		if (a[i] < min) { min = a[i]; }
		if (a[i] > max) { max = a[i]; }
		if (a[i] - a[i - 1] < length) { length = a[i] - a[i - 1]; }
	}

	std::cout << length << std::endl;
	std::cout << max - min << std::endl;

	return 0;

}