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

// You need a definition of class fish here

int main(){
	fish w("walleye");

	try {
		double aw = w.average_weight();
		cout << "(This should NOT print) Average walleye weight: " << aw << endl;
	} catch (const runtime_error e) {
		cout << "Good job, average_weight threw an exception with no recorded fish" << endl;
	}
	
	w.add(9.1);
	w.add(6.3);
	w.add(8.3);

	try {
		cout << "(This one should print) Average walleye weight: " << w.average_weight() << endl;
	} catch (const runtime_error e) {
		cout << "Oh no, average_weight threw an exception with 3 recorded fish!" << endl;
	}
	
	cout << "Walleye Record:  " << w << endl;

	return 0;
}