stringstream使用案例

Posted 2021-05-14 幽殇默

http://acm.hdu.edu.cn/showproblem.php?pid=2072

#include<cstdio>
#include<iostream>
#include<string>
#include<map>
#include<sstream>
using namespace std;
int main(void)
{
    string s;
    while(getline(cin,s),s!="#")
    {
        map<string,bool>mp;
        stringstream ll(s);
        string ss;
        while(ll>>ss) mp[ss]=true;
        cout<<mp.size()<<endl;
    }
    return 0;
}

stringstream的用法