c++之數組篇1：對排序數組找出指定數字出現的次數

//本文來自《程序員面試筆試寶典》何昊等人編著 #include <iostream> //using namespace std; int BS(int *a,int length,int num,bool isLeft) { int left = 0; int right = length - 1; int last = -1; while(left <= right) { in

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