Integer a, b,c,d,e ;Integer[] arr = new Integer[]{1,2,3,4,5};List list = Arrays.asList(arr);Collections.shuffle(list);//打乱arr = list.toArray(arr);int idx = 0 ;a = arr[idx++];b = arr[idx++];c = arr[idx++];d = arr[idx++];e = arr[idx++];
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