package main

import . "fmt"

func main() {
	var n int
	Scan(&n)
	a:=make([]int,n)
	for i:=range a {
		Scan(&a[i])
	}
	max:=a[n-1]-a[0]
	min:=max
	for i,x:=range a[1:] {
		v:=x-a[i]
		if v<min {
			min=v
		}
	}
	Println(min)
	Println(max)
}