[Leedcode 154] Find Minimum in rotated Sorted Array II

Source: Internet
Author: User

follow to "Find Minimum in rotated Sorted Array":
What if duplicates is allowed?

Would this affect the run-time complexity? How and why?

Suppose a sorted array is rotated on 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.

The array may contain duplicates.

 Public classSolution { Public intFindmin (int[] nums) {        //Note: When mid equals left and equals right, you need to use the usual method to look for, other cases are the same as before//pay attention to the monotonically increasing processing        if(nums==NULL|| nums.length<=0)return-1; intLeft=0; intRight=nums.length-1; if(Nums[left]<nums[right])returnNums[left];/////         while(left<right-1){            intMid= (left+right)/2; if(nums[mid]==nums[left]&&nums[mid]==Nums[right]) {                returnfind (Nums,left,right); }            if(nums[mid]>=Nums[left]) { Left=mid; }Elseright=mid; }        returnNums[right]; }     Public intFindint[] Nums,intLeftintRight ) {        intres=Nums[left];  for(inti=left+1;i<=right;i++){            if(res>Nums[i]) Res=Nums[i]; }        returnRes; }}

[Leedcode 154] Find Minimum in rotated Sorted Array II

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