leetcode problem 154 Find Minimum in Rotated Sorted Array II
Supposeanarraysortedinascendingorderisrotatedatsomepivotunknowntoyoubeforehand.(i.e.,[0,1,2,4,5,6,7]mightbecome[4,5,6,7,0,1,2]).Findtheminimumelement.Thearraymaycontainduplicates.Example1:Input:[1,3,5