#include <iostream>
#include <string>

using namespace std;

struct Person    // c programming
{
	string FirstName = "Unknown";
	string LastName = "Unknown";

	void setFirstName(string n)
	{
		FirstName = n;
	}
	string getFirstName()
	{
		return FirstName;
	}

};

class Student   // C++ programming
{
private:
	string FirstName;
	string LastName;
	int age;

	int myWeight()
	{
		weight = 30;
		return weight;
	}

public:
    int weight;

	Student() // default constructor
   {
		FirstName = "FirstName";
		LastName =  "LastName";
		age = 21;
		weight = 0;
   }
	Student(string f) // another constructor
	{
		FirstName = f;
		LastName = "LastName";
		age = 21;
		weight = 0;
	}

	Student (string l, int a)
	{
		FirstName = "Unknown";
		LastName = l;
		age = a;
		weight = 0;
	}

	Student (string f, string l) // another constructor
   {
		FirstName = f;
		LastName = l;
		age = 21;
		weight = 0;
   }

	void setFirstName(string name)
		{
		FirstName = name;
		}
	string getFirstName()
	{
		return FirstName;
	}

	string getLastName()
		{
			return LastName;
		}

     int getAge()
     {
    	 return age;
     }

     int getWeight()
     {
    	 return myWeight();
     }

};

int main() {

	Person Workers[5];

	Workers[2].FirstName = "Bob";
	Workers[3].FirstName = "Larry";

	// view first name of all Workers
	for (int i= 0; i<5; i++)
	{
		cout << Workers[i].getFirstName() << endl;
	}

	Person Peeps[5];
	Peeps[0].FirstName = "Barb";
	Peeps[0].LastName = "Hecker";
	Peeps[1].FirstName = "a";
//	cout << "Peeps[0] is " << Peeps[0].FirstName << endl;

	Student another; // uses default constructor
	Student Bob1("Bob"); // uses constructor
	Student Bob("Smith", 34); // also uses a constructor

	cout << "Another weight is " << another.getWeight() << endl;

	cout << "Bob is " << Bob.getFirstName() << " " << Bob.getLastName() << " age = " << Bob.getAge() << endl;

//	another.setFirstName("Another...");
	cout << "Another is " << another.getFirstName() << endl;

   Student myStdPeeps[5];
   myStdPeeps[2].setFirstName("Barb");
//   cout << "myStdPeeps[2] name is  " << myStdPeeps[2].getFirstName() << endl;


	return 0;
}