display of project

void existnum::display(string name)
{
    fstream fin;
    fin.open("phonebook.csv",ios::in);
    vector<string>row;
    string line,word,temp;
    int cnt=0;
    while(!fin.eof())
    {
        row.clear();
        getline(fin,line);
        stringstream s(line);
        while(getline(s,word,','))
        {
            row.push_back(word);
        }
        if(name==row[0]){
            cnt=1;
            cout<<row[1]<<endl;
        break;
        }
    }
    fin.close();
    if(cnt==0)
    {
        cout<<"Not found"<<endl;
    }
}