//To compile: g++ [source_code.cpp] -o [exec_file]
// replace [soure_code.cpp] with the filename, 
// replace [exec_file] with the executable file name
// i.e., g++ c++_basics.cpp -o run
//Note: if the output redirect is not given, i.e., the "-o [exec_file]" part is missing
//      then the default executable name is a.out

//To run the program, simply run the executable: ./[exec_file]
// i.e., ./a.out  (if your executable file is a.out)

#include <iostream> //input/output stream library

using namespace std; 


void populate_array(int arr[], int size){
	for (int i = 0; i < size; ++i)
	{
		arr[i] = 100 + i;
	}

	return;
}

void print_array(int arr[], int size){
	for (int i = 0; i < size; ++i)
	{
		cout << arr[i] << endl;
	}

	cout << endl;
	return;
}

void populate_array_2D (float arr[][5], int rows){
	for (int i = 0; i < rows; ++i)
	{
		for (int j = 0; j < 5; ++j)
		{
			arr[i][j] = 4.5 + i * j;
		}
	}
	return;
}

void print_array_2D (float arr[][5], int rows){
	for (int i = 0; i < rows; ++i)
	{
		for (int j = 0; j < 5; ++j)
		{
			cout << &arr[i][j] << " ";
		}
		cout << endl;
	}
	cout << endl;
	return;
}

//main function: entry point of the program
int main()
{	
	int array[10];

	float array_2D[5][5];

	populate_array(array, 10);
	print_array(array, 10);

	cout << "array name: " << array << endl;

	populate_array_2D(array_2D, 5);
	print_array_2D(array_2D, 5);

	char arr_char[5];
	arr_char[0] = 'h';
	arr_char[1] = 'h';
	arr_char[2] = 'h';
	arr_char[3] = 'h';
	arr_char[4] = '\0';


	cout << (int*) arr_char << endl;


	return 0;
}