public class XiTi464 { public static void main(String[] args) { Scanner sr = new Scanner(System.in); System.out.print("输入数组元素个数:"); int a = sr.nextInt(); int score[] = new int[a]; for (int i = 0; i < a; i++) { System.out.print("输入第" + (i + 1) + "个值:"); score[i] = sr.nextInt(); } int sum = arrSum(score); int max = arrMax(score); int min = arrMin(score); System.out.println("数组元素之和:" + sum); System.out.println("数组元素中最大值:" + max); System.out.println("数组元素中最小值:" + min); sr.close(); } public static int arrSum(int arr[]) { int temp = 0; for (int i = 0; i < arr.length; i++) { temp += arr[i]; } return temp; } public static int arrMax(int arr[]) { int temp = arr[0]; for (int i = 1; i < arr.length; i++) { if (temp < arr[i]) temp = arr[i]; } return temp; } public static int arrMin(int arr[]) { int temp = arr[0]; for (int i = 1; i < arr.length; i++) { if (temp > arr[i]) temp = arr[i]; } return temp; } }