#include <map>
#include <iostream>
#include <string>
using namespace std;

class grades{
public:
	int e1, e2, e3;
	grades():e1(0),e2(0),e3(0){}
	grades(int o,int t,int h):e1(o),e2(t),e3(h){}
	void print(){
		cout << e1 << " " << e2 << " " << e3 << endl;
	}
};


void main(){
	map<string,grades> studi;
	grades g1(10,50,75);
	studi["Ken Moore"] = g1;
	grades g2(80,90,90);
	studi["Ray"] = g2;   
	studi["Ray"].print();
	studi["Ken Moore"].print();
	grades g3(98,98,98);
	pair<string,grades> p1("Adam",g3);
	studi.insert(p1);
	studi["Adam"].print();
	grades g4(99,99,99);
	pair<string,grades> p2("Earl",g4);
	studi.insert(p2);
	
	// find returns an iterator that points to a pair (or end())
	// dereferencing find will yield a pair
	// could have been studi["Earl"].print()
	(*studi.find("Earl")).second.print();
}