[CSC 204] Files For Lab

[Andrew J. Pounds]

I have attached three files that you will need for lab on Thursday.  To
save time, you might want to set them up in Eclipse before you come to lab.

-- 
Andrew J. Pounds, Ph.D.  (pounds at theochem.mercer.edu)
Associate Professor of Chemistry and Computer Science
Mercer University,  Macon, GA 31207   (478) 301-5627

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import java.util.Scanner;

/**
 *
 * CSC 204 Factorial program
 * Lab 5
 * This program will compute the factorial of a value given by the 
 * user on the command line.  It is constrained to use values that 
 * fit into a primitive integer type.
 *
 * Recall, n! = 1 * 2 * 3 * ... * n
 * 
 * Keep entering values as long as you wish.  Enter 0 to stop. 
 *
 *@author Laurie White
 *@version int data type
 */

public class Factorial {
	
	public static void main(String[] args) {
		
		int value;  //  The value being computed
		Scanner in = new Scanner (System.in);  //  To allow for input
		
		//  Get the first value
		System.out.print("A value, please (use 0 to stop): ");
		value = in.nextInt();
		
		while (value != 0) {
			int result = fact(value);
			System.out.println(value + "! = " + result);
			System.out.print("A value, please (use 0 to stop): ");
			value = in.nextInt();
		}
	}

	
	private static int fact(int n) {
		int product = 1;
		for (int i = 2; i <= n; i++) {
			product *= i;
		}
		return product;
	}
}
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import java.lang.*;

/**
 * A program to print the limits of the primitive types
 * 
 * @author Laurie White
 * @version byte only
 * 
 */
public class NumberLimits {
	
	public static void main(String[] args) {
		System.out.println("The smallest byte is " + Byte.MIN_VALUE
				+ " and the largest byte is " + Byte.MAX_VALUE);
	}
}
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import java.lang.Math.*;

public class RoundingOff
{
   public static void main (String [] args)
   {
      System.out.println ("round (3.4) = "+ Math.round (3.4));
   }
}