统计一个数字在排序数组(从小到大排序)中出现的次数。

// test20.cpp : 定义控制台应用程序的入口点。
//

#include "stdafx.h"
#include<iostream>
#include<vector>
#include<string>
#include<queue>
#include<stack>
#include<cstring>
#include<string.h>
#include<deque>

using namespace std;

class Solution {
public:
	int GetNumberOfK(vector<int> data, int k) {
		int count = 0;
		for (int i = 0;i < data.size();i++)
		{
			if(k==data[i])
			  count++;
		}
		return count;
	}
};
int main()
{
	
	Solution so;
	//int count = so.FirstNotRepeatingChar("wangdanwang");
	vector<int> data = { 1,2,3,4,5,5,5,6,7,8};
	int count = so.GetNumberOfK(data,5);
	cout << count << endl;
	
	
	
	cout << endl;
	return 0;
}
原文地址:https://www.cnblogs.com/wdan2016/p/6021215.html