edu.rit.hyb.prime

Class Prime32File

java.lang.Object

edu.rit.hyb.prime.Prime32File

public class Prime32File
extends java.lang.Object

Class Prime32File is a sequential program that stores a list of 32-bit prime numbers in a file.

Usage: java edu.rit.hyb.prime.Prime32File primefile
primefile = Output prime file

The program calculates all odd primes less than 2³². The program stores a series of values in the output prime file. Each value is stored as an unsigned byte. Each value is the difference between two consecutive odd primes, divided by 2.

The odd primes are 3, 5, 7, 11, 13, 17, 19, 23, . . .

The differences between consecutive odd primes are 2, 2, 4, 2, 4, 2, 4, . . .

The bytes stored in the output prime file are the differences divided by 2, namely 1, 1, 2, 1, 2, 1, 2, . . .

Method Summary

Modifier and Type	Method and Description
static void	main(java.lang.String[] args) Main program.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

main

public static void main(java.lang.String[] args)
                 throws java.lang.Exception

Main program.

Throws:

java.lang.Exception