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方法一: reverse ArrayList
1 private void reverse(ArrayList<Integer> nums, int start, int end) { 2 for (int i = start, j = end; i < j; i++, j--) { 3 int temp = nums.get(i); 4 nums.set(i, nums.get(j)); 5 nums.set(j, temp); 6 } 7 }
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原文地址:http://www.cnblogs.com/hygeia/p/4837042.html