1 class Demo1 { 2 public static void main(String[] args) { 3 int[] arr = {1, 2, 3, 4, 5, 6}; 4 for (int i=0;i<arr.length/2;i++){ 5 int temp = arr[i]; 6 arr[i] = arr[arr.length-(i+1)]; 7 arr[arr.length-(i+1)] = temp; 8 9 } 10 System.out.println(Arrays.toString(arr)); 11 } 12 }
时间: 2024-10-22 21:47:13