map find

#include <stdio.h>
#include <iostream>
#include <stdlib.h>
#include <map>

using namespace std;

int main( )
{
    map<int,string>mp;
    mp[0] = "beijing";
    mp[1] = "shanghai";
    mp[2] = "shenzhen";
    map<int,string>::iterator iter;
    iter = mp.find(1);
    if( iter != mp.end( ) )
        cout<<iter->second<<endl;
    else
        cout<<"NOT FOUNDING"<<endl;
    return 0;
}