#include <iostream>
#include <String>

using namespace std;

int main()
{
   int a=0,b=109,e=0;
   char c;
   c = 'm';
   
   int myInt = 10;
   float myFloat = 23.3;
   double myDouble = 16.9;
   
   cout << myInt << endl;
   myInt = (int) myFloat;
   cout << myInt << endl;
   
   myInt = (int) myDouble;
   myDouble = (double) myInt;
   myFloat = (float) myDouble;
   
   string s = "hello world";
   cout << "s is: " << s << endl;
   
       if (c = (char) b) // does an assignment, not equality
       {
       	cout <<"C is " << c << endl;
       } else {
       	cout << "B is not 1" << endl;
       }
       
	   if ((a = 1) & (a > 0)) {
	   	cout << "a is larger than 0";
	   }

       // ands, ors and nots
       int myNum = 50;
       
       if (myNum < 54 > 0 & myNum > 1 & myNum >2)
       {
       	cout <<endl << "It works: " << myNum << endl;
       }

       myInt = myInt + 1; // same as myInt++;
       myInt++;
       myInt--;  // calculatate after evaluation
      
       
       
       if (0 > 5)
       {
       	cout << "True" << endl;
       }
        else
		{
		  cout << "NOT True" << endl;
		}       

    // loops repeatedly - endless loop
 //   do {
//	cout << "I'm repeating execution" << endl;	
//    } while (true);

// controlled loop - do example

    int counter = 0;
    
//    do {
//	cout << "Enter a number: ";
//	cin >> myInt;
//	cout << myInt << endl;

//    counter++;
    
//    } while (counter < 5);

    // while example
    
    while (counter <= 5)
    {
    	cout << counter << endl;
    	counter++;
    }
    
    // counter controlled structure
    for (counter=0; counter<=5; counter++ )
    {
    	cout << "Counter is: " << counter << endl;
    }

// Simple Menu
   int selected = 0;
   
   do {
   	    cout << endl << "Press 1 for... " << endl;
   	    cout << "Press 2 for..." << endl;
   	    cout << "Press 3 to exit" << endl;
   	    
   	    cin >> selected;
   	    cout << "You selected option " << selected << endl;
   	    
   	    if (selected == 3) {
   	    	exit(0);
   	    }
   	    
   	    
   } while (true);
   	
   

	return 0;
}