#include <iostream>
#include <string.h>

using namespace std;

// 3 function prototypes for overloaded functions that
// appear below main

void myNames(string a, string b, string c);
void myNames(string n);
int myNames(string n, string two);

int SumUp(int z, int q) // pass by value
{
	// just like Las Vegas, what's happens in the function
	// stays in the funtion
	int sum;
	sum = z+q;

// prints out every time you run the function
//	cout << "From SumUp: " << sum << endl;

	return sum;
}


void DoubleByReference(int &d, int &e) // pass by reference
{
	// Not Las Vegas, or not good friends
	// They tell main() what happened
	d = d*2;
	e = e*2;
	// these values change the variables that are being
	// referenced. They change for good. We now changed
	// their values in main()
}

void doubleNum(int &Var) { // pass by reference
   Var = Var * 2;
   // will also change value in main()
}

void myArrayFunction(string myNames[])
{
	myNames[0] = "Larry";
	myNames[1] = "Currley";
	myNames[2] = "Moe";

	cout << myNames[0] << endl;
    cout << myNames[0][1] << endl;
}


int main() {

	int a=1, b=2;
	int i = 12;

	SumUp(a, b); // we are passing variable values
	SumUp(23,50); // we are passing actual values
    cout << "From main: " << SumUp(a, b) << endl;

    cout << "i = " << i << endl; // value of i
    cout << "Address of i " << &i << endl; // address of i
    // the address of i is called a "reference"
    cout << "Address of a " << &a << endl;

	string name = "Barbara";
	char charName[] = {'B', 'a', 'r', 'b', 'a', 'r', 'a'};

	cout << "charName= " << charName << endl;
	cout << "name= " <<  name << endl;

	cout << name[0] << endl;
	cout << charName[0] << endl;

	string MoreNames[10]; // array of 10 strings

	MoreNames[0] = "Larry";
	MoreNames[1] = "Currly";
	MoreNames[2] = "Moe";

	cout << "Like a 2-dimension: " << MoreNames[1][2] << endl;

	// 3 rows and 6 columns

	// L a r r y _ (row 1)
	// C u r r l y (row 2)
	// M o e _ _ _ (row 3)

	char myDoubleArray[3][6]; // 3 rows and 6 columns

	myDoubleArray[0][0] = 'L';
	myDoubleArray[1][0] = 'C';
	myDoubleArray[2][0] = 'M';
	myDoubleArray[0][1] = 'a';
	myDoubleArray[1][1] = 'u';
	myDoubleArray[2][1] = 'o';

	int myDoubleIntArray[5][5];
	cout << endl << endl << endl;

	int l=0, y=0;

	// populate the array with all 1's
	// The loop was correct, it was printing it out that wasn't working
	// during the class.

	for (l=0; l<5; l++)
	{
		for (y=0; y<5; y++)
		{
			myDoubleIntArray[l][y] = 1;
		}
	}

	string antherlistofname[5];

	myArrayFunction(antherlistofname);
	cout << "After the function call, #2 is " <<  antherlistofname[1] << endl;

    i = 2;
    doubleNum(i);
	cout << "After doubleNum: " << i << endl;
	doubleNum(i);
	cout << "After doubleNum again...: " << i << endl;

	return 0;

}

// the fuction myNames is overloaded three times!
void myNames(string a, string b, string c)
{
}

void myNames(string n)
{
}

int myNames(string n, string two)
{
	return 0;
}