题解 | #数字在升序数组中出现的次数#
数字在升序数组中出现的次数
http://www.nowcoder.com/practice/70610bf967994b22bb1c26f9ae901fa2
class Solution { public: int GetNumberOfK(vector<int> arr ,int k) { int iCount_k = 0; for(int& a : arr) { if(a == k) iCount_k++; if(a > k) break; } return iCount_k; } };