153. Find Minimum in Rotated Sorted Array - LeetCode
Question
153.?Find Minimum in Rotated Sorted Array
Solution
題目大意:給一個按增序排列的數組,其中有一段錯位了[1,2,3,4,5,6]變成[4,5,6,1,2,3],把1求出來
思路:遍歷,如果當前元素比前一個元素小就是這個元素了
Java實現:
public int findMin(int[] nums) { int ans = nums[0]; for (int i=0; i<nums.length; i++) { int pre = i==0?nums[0]:nums[i-1]; if (nums[i] < pre) { ans = nums[i]; break; } } return ans; }
153. Find Minimum in Rotated Sorted Array - LeetCode
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