map 查找1
#include <stdio.h>
#include <string.h>
#include <algorithm>
#include <map>
#include <stdlib.h>
#include <iostream>
#include <string>
using namespace std;
int main( )
{
map<string,int>mp;
mp.insert(pair<string,int>("beijing",50));
mp.insert(pair<string,int>("shanghai",40));
mp.insert(pair<string,int>("shenzhen",30));
int a, b;
a = mp.count("beijing");
b = mp.count("zhuzhou");
cout<<a<<" "<<b<<" "<<endl;
// 1 0
// 用count函数判断关键字是否出现
// 找到返回1
return 0;
}
posted on 2011-07-28 21:49 more think, more gains 阅读(183) 评论(0) 收藏 举报
浙公网安备 33010602011771号