【leetcode】【153】Find Minimum in Rotated Sorted Array
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一、问题描述
Suppose a sorted array is rotated at some pivot unknown to you beforehand.
(i.e., 0 1 2 4 5 6 7
might become 4 5 6 7 0 1 2
).
Find the minimum element.
You may assume no duplicate exists in the array.
二、问题分析
变异的二分查找。
三、Java AC代码
public int findMin(int[] nums) { int left = 0, right = nums.length-1;while(left<right && nums[left]>nums[right]){int mid = (left + right)/2;if (nums[mid]<nums[right]) {right = mid;}else {left = mid + 1;}}return nums[left]; }
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