map.cpp

#include <iostream>
#include <map>
#include <string>

using namespace std;

map<string,int> table;

void print()
{
	map<string,int>::iterator it;

	cout << "table contents:" << endl;
	for(it=table.begin();it!=table.end();it++)
		cout << "name: " << it->first << ", val:" << it->second << endl;
}

int main()
{
	int cnt=0, times;
	string str;

	table.clear();

	// insert
	times=2;
	while(times--){
		cout << "input id >> ";
		cin >> str;
		table[str] = ++cnt;
	}

	print();

	// query
	cout << endl;
	times = 2;
	while(times--){
		cout << "query >> ";
		cin >> str;

		if( table.find(str) != table.end() )
			cout << "found: " << str << ' ' << table[str] << endl;
		else
			cout << "cannot find " << str << endl;
	}

	// delete
	cout << endl;
	cout << "delete >> ";
	cin >> str;

	table.erase(str);
	print();

	table.clear();

	return 0;
}