编写java程序遍历数组{1,3,2,8,5,1,1,1},统计数组中包含几个“1...答:public class ArrayDemo{ public static void main(String[] args){ int num = 0; int[] arr = {1,3,2,8,5,1,1,1}; for(int i = 0; i < arr.length; i++){ if(arr[i] == 1){ mum = num + 1; } System.out.println("arr["+i+"] = "+a...