查找数组中的最大差异以及Java中元素的位置

public class MaxDifference {
    public static void main(String[] args) {
        int[] array = {2, 5, 1, 9, 4, 8, 3};
        int maxDiff = findMaxDifference(array);
        System.out.println("最大差异为：" + maxDiff);
    }

    public static int findMaxDifference(int[] array) {
        int maxDiff = 0;
        int minElement = array[0];

        for (int i = 1; i < array.length; i++) {
            if (array[i] < minElement) {
                minElement = array[i];
            }
        }

        for (int i = 0; i < array.length; i++) {
            int diff = array[i] - minElement;
            if (diff > maxDiff) {
                maxDiff = diff;
            }
        }

        return maxDiff;
    }
}

public class ElementPosition {
    public static void main(String[] args) {
        int[] array = {2, 5, 1, 9, 4, 8, 3};
        int target = 9;
        int position = findElementPosition(array, target);
        System.out.println("元素" + target + "的位置为：" + position);
    }

    public static int findElementPosition(int[] array, int target) {
        int position = -1;

        for (int i = 0; i < array.length; i++) {
            if (array[i] == target) {
                position = i;
                break;
            }
        }

        return position;
    }
}