#include <iostream>
#include <vector>
#include <algorithm>

int main(void){
	int N;
	std::cin >> N;
	std::vector<int> an;
	for (int i = 0, a; i < N; i++){
		std::cin >> a;
		an.push_back(a);
	}
	int min = an[1] - an[0];
	for (int i = 0; i < N-1; i++){
		min = std::min(min, an[i + 1] - an[i]);
	}
	std::cout << min<<std::endl;
	std::cout << std::abs(an[N - 1] - an[0]);
	return 0;
}