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@ -87,8 +87,8 @@
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- n 表示数组长度、字符串长度、树节点个数,以及其它具有一维性质的数据结构的元素个数;
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- m, n 表示矩阵的行数和列数;
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- first, last 表示闭区间:[first, last];
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- l, h 也表示闭区间:[l, h];
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- begin, end 表示左闭右开区间:[begin, end);
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- l, h 表示二分查找的闭区间:[l, h];
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- ret 表示结果相关的变量;
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- dp 表示动态规划保存子问题的数组;
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@ -548,17 +548,16 @@ private int minNumberInRotateArray(int[] nums, int first, int last) {
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复杂度:O(log<sub>n</sub>) + O(1)
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```java
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public int minNumberInRotateArray(int[] array) {
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if (array.length == 0) return 0;
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int l = 0, r = array.length - 1;
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int mid = -1;
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while (array[l] >= array[r]) {
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if (r - l == 1) return array[r];
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mid = l + (r - l) / 2;
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if (array[mid] >= array[l]) l = mid;
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else if (array[mid] <= array[r]) r = mid;
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public int minNumberInRotateArray(int[] nums) {
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if (nums.length == 0) return 0;
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int l = 0, h = nums.length - 1;
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while (nums[l] >= nums[h]) {
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if (h - l == 1) return nums[h];
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int mid = l + (h - l) / 2;
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if (nums[mid] >= nums[l]) l = mid;
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else if (nums[mid] <= nums[h]) h = mid;
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}
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return array[mid];
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return nums[l];
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}
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```
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