Поиск максимума

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);

        int n = in.nextInt();
        int[] a = new int[n];
        for (int i = 0; i < n; i++) {
            a[i] = in.nextInt();
        }
        int max = Integer.MIN_VALUE;
        for (int i = 0; i < n; i++) {
            if (a[i] > max)
                max = a[i];
        }

        System.out.print(max);

        in.close();
    }
}