/* 

This is a Java program that ask sthe user for a positive number, until
the user enters a positive number or fails 5 attempts.

Sarah Oberg
csci 101, spring 2006

modified  by Laura  Toma

*/

public class Loops {
	
	public static void main (String args[]) {

		
		//set up reading from user
		ReadStream r = new ReadStream(); 
		
		//read an integer from user
		double guess;//number from user
		int attempt;//number of attempts made by user
		System.out.print("Please enter a positive number: ");
		guess = r.readDouble(); 
		r.readLine();
		attempt=1;//any guess, right or wrong, counts as an attempt
		
		while ((guess<=0)&&(attempt<5)) {
			//loop terminates after 5 failed attempts
			System.out.print(guess+" is not a positive number. " + 
							 "Please enter a positive number:");
			guess = r.readDouble(); 
			r.readLine();
			attempt=attempt+1;//adds one more attempt each time loop
							  //is run
		} //end of while
		
		if (attempt == 1) 
			System.out.println("Good job! You got it on the first try!");
		else if ((attempt == 5) && (guess < 0))  
			System.out.println("I'm bored.  Goodbye.");
		else if  (attempt!=1)
			System.out.println("Finally ... it only took you "
							   + attempt
							   + " tries to pick a positive number.");
   
	} // end of main
	
} // end of class