java program to find prime number

Title: Classical Questions: There are a pair of rabbits, from the 3rd month after birth a pair of rabbits each month, the rabbit long to the third month after the birth of a pair of rabbits, if the rabbit is not dead, ask each month the total number of rabbits?1. Program Analysis: The law of Rabbits for the series 1,1,2,3,5,8,13,21 ....Typical Pepolace the problem is not much to say, directly on the code go

　　 PackagePrintdaffodilnumber;/** Title: Print out all of the "daffodils", the so-called "Narcissus number" refers to a three-digit number, its number of cubes and equal to the number itself. (100~1000) * For example: 153 is a "narcissus number", because 153=1 three times +5

Original title Link: http://acm.hunnu.edu.cn/online/?action=problemtype=showid=11654courseid=0A large number of comparisons, decisive use of Java, but also pay attention to the details.Note: The comparison can not use equals, if used 0.0 and 0.00 is not equal, a bit like HDU2054, the problem has a detailed explanationhttp://blog.csdn.net/hurmishine/article/details/51382141AC Code:Import Java.math.bigdecim

Package Zuoye;Import Java.io.File;Import Java.io.FileInputStream;Import Java.io.FileOutputStream;public class TEXTRW {public static void Main (string[] args) {File File = new file ("D:/zuoye");if (!file.exists ()){File.mkdirs ();}File F=new file ("D:/zuoye/textrw.txt");try {FileOutputStream out=new FileOutputStream (f);String nr= "study number: 001\r\n name: Zhang";Byte[] B=nr.getbytes ();Out.write (b);Out.close ();FileInputStream in=new FileInputStre

Package Zuoye;Import Java.io.FileInputStream;Import Java.io.FileOutputStream;public class Biniodemo {PublicStaticvoidMainString[] args) {FileInputStreamIntry {in = new fileinputstream ( "d:/ Zuoye/1.doc "); byte[]b=new byte[1024"; int i=-1; FileOutputStream out=new fileoutputstream (" d:/zuoye/001. Doc "); while ((I=in.read (b)) >0) { Span class= "Hljs-keyword" >out.write (b, 0, i);} out.close (); in.close (); catch (Exception e) {//TODO Auto-generated catch block E.printstacktrace ();}} }Write

Scripttype= "Text/javascript"> varN=1; functionstart () {Timename=SetInterval ("set ()", +); } functionset () {document.getElementsByTagName ("P")[0].innerhtml=N++; if(n== One) {clearinterval (timename); } }Script>Head>Bodyonload=settimeout ()> P>P>Body> Public class XX { publicstaticvoidthrows interruptedexception { for (int i = 1; I ) { System.out.println (i); Thread.Sleep (+); }}}6. Write a progra