Java Syntax, Level 7, Lesson 4 Maximum in an array.

public class Solution {
    public static void main(String[] args) throws Exception {
        int[] array = initializeArray();
        int max = max(array);
        System.out.println(max);
    }

    public static int[] initializeArray() throws IOException {
        // Create and populate the array
        int[] arr = new int[20];
        Scanner scanner = new Scanner(System.in);
        for (int i = 0; i < arr.length; i++) {
            arr[i] = scanner.nextInt();
        }
        return arr;
    }

    public static int max(int[] array) {
        // Find the maximum
        int max = 0;
        for (int value : array) {
            if (value > max) {
                max = value;
            }
        }

        return max;
    }
}