#include "bits/stdc++.h"
using namespace std;
#define fastcin {\
    cin.tie(0);\
    ios::sync_with_stdio(false);\
}
#define rep(i, a, b) for(int i = a; i < b; i++)
#define print(x) cout << x << "\n"
const int inf = 1e9+7;

int main() {
    fastcin;
    int n, ai, aib, ma, mi = inf;
    cin >> n >> aib;
    ma = aib;
    rep(i, 1, n) {
        cin >> ai;
        mi = min(mi, ai-aib);
        aib = ai;
    }
    ma = aib - ma;
    print(mi);
    print(ma);
    return 0;
}