Remembering (Console Application)

#include <iostream>
using namespace std;

int main()
{
	/*Tutorial from youtuber (Section 1)

	float age = 18; //whole number
	//float temp = 97, 4; //decimal number
	char gender = 'm'; //single letter
	//bool found = false; //true or false
	//const float PI = 3.14; //more precise decimal

	/*
	age = age + 1; //all this 3 methods are used to add 1 to the number. In this case 18 + 1. It is just different methods.
	age += 1;
	age++;
	*/

	/*
	age = 9 * 5;
	cout << age << endl;
	age = 9.0 / 4; // you can change int age to float age and then do age = 9.0 / 4 and it will display 2.25
	cout << age << endl;
	*/

	/*
	cout << "Enter your age and then enter your gender(m or f): ";
	cin >> age >> gender;
	cout << "You are: "<< age << "years old. You are a " << gender << endl;
	*/
	/*
	int x = 9;

	age = x / 4;
	cout << age << endl;
	age = static_cast<float>(x) / 4;
	cout << age << endl;
	*/


	//Tutorial followed by youtuber (Section 2)

	/*basic if statement

	int a = 10;
	int z = -10;

	if (a > 0 && z > 0) // && = and , || = or
		cout << "A & Z are positive." << endl;
	else if (a == 0 && z == 0)
		cout << "A & Z are zero" << endl;
	else if (a < 0)
		cout << "A is negative." << endl;
	else if (a > 0 || z > 0)
		cout << "One of the numbers is positive." << endl;
	else if (a < 0 || z < 0)
		cout << "One of the numers is negative." << endl;
		*/

	//Switch, often used for menus.

	int choice;
	cout << "1.Small dog" << endl;
	cout << "2.Large dog" << endl;
	cout << "3.Squid" << endl;
	cout << "Please enter the menu number that corresponds to your animal: ";
	cin >> choice;
	switch (choice)
	{
	case 1:
		cout << "Cost: $50.00" << endl;
		break;
	case 2:
		cout << "Cost: $25.00" << endl;
		break;
	case 3:
		cout << "Cost: 1.50" << endl;
		break;
	default:
		cout << "Invalid option!" << endl;
		break;
	}
}