错误的代码 + 幸运的数据 = 正确的结果

正确逻辑 if (price > maxPrice) { maxPrice = price; } if (price < minPrice) { minPrice = price; }

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/**
复制代码
 * 定义3种装修套餐价格数组{899,1299,1999}，输出最低价、最高价、平均价
 * <p>
 * 注意：
 * 1、for循环
 * 2、常量
 * 3、数组
 *
 */


public class Day15RenovationPackagePrice {
    public static final double[] RENOVATION_PACKAGE_PRICE = {6799, 2399, 4399, 1999, 899, 3299, 1299};

    public static void main(String[] args) {
        double minPrice = RENOVATION_PACKAGE_PRICE[0];
        double maxPrice = RENOVATION_PACKAGE_PRICE[0];
        double sum = 0;
        int length = RENOVATION_PACKAGE_PRICE.length;

        for (double price : RENOVATION_PACKAGE_PRICE) {
            sum += price;  //  总金额
            if (price < minPrice) {
                minPrice = price;   //  最小值
            }
            if (price > maxPrice) {
                maxPrice = price;   //  最大值
            }
        }
        System.out.println("--------------------装修套餐价格--------------------");
        System.out.printf("装修套餐的最低价是：%,8.2f 元/m² %n", minPrice);
        System.out.printf("装修套餐的最高价是：%,8.2f 元/m² %n", maxPrice);
        System.out.printf("装修套餐的平均价是：%,8.2f 元/m² %n", sum / length);
    }
}