sample of prime numbers

Import java.util.scanner;/** * *//** * @author Harry * */public class Isprim {/** * @param args */public static void M Ain (string[] args) {//TODO auto-generated method StubSystem.out.print ("Please enter the given number:"); Scanner Scanner = new Scanner (system.in); int num = Scanner.nextint ();//system.out.println (Isprim (num));//isprim test = New Isprim (); System.out.print (Isprim (num));} private static boolean isprim (int num) {if (num Copyright NOTICE: This article for Bo Master origi

# Include ############ All prime numbers within 1000 ##############1 2 3 5 7 11 13 1719 23 29 31 37 41 43 4753 59 61 67 71 73 79 8389 97 101 103 107 109 113131 137 139 149 151 157 163173 179 181 191 193 197 199223 227 229 233 239 241 251263 269 271 277 281 283 293311 313 317 331 337 347 349359 367 373 379 383 389 397409 419 421 431 433 439 443457 461 463 467 479 487 491503 509 521 523 541 547 557569 571

C Language : /* Obtain all the prime numbers of 1-N by embedding */ # Include"Math. h" # DefineMaxcompute 100 Main (){IntA [Max];IntI, J; A [ 0 ] = 0 ; For (I = 1 ; I Max; I ++ ){A [I] = I + 1 ;} For (I = 2 ; I SQRT (max); I ++ ){ If (Isprime (I )){ For (J = 2 ; J Max / I; j ++ ){A [I * J - 1 ] = 0 ;}}} for (I = 0 ; I MAX; I ++ ) { If

# Include Problem B: Call a function to output all prime numbers between 100 and 200.

The examples in this article describe how Java lists all prime numbers from 2 to 100. Share to everyone for your reference. The implementation methods are as follows: Testprime.java: Public class Testprime {public static boolean isprime (int num) {for (int i = 2; I I hope this article will help you with your Java programming.

Enter a description: The input gives M and N in a row, separated by a space. Output Description: Outputs all prime numbers from PM to PN, 1 rows per 10 digits, separated by spaces, but no extra space at the end of the line. Enter an example: 5 27 Output Example: of 47 53 59 61 67 71 73 79 83 89 97 101 103 Import java.util.ArrayList; Import java.util.List; Import Java.util.Scanner;

PHP sample code for verifying the validity of Chinese citizen ID card numbers This article uses Java to verify the ID card numbers of Chinese citizens (15 or 18 digits). The functions are as follows: ID card number validity Verification Analyze detailed ID card information Generate a virtual province ID number. ID card number verification 1. the number s

This article mainly introduces how to convert numbers into three-character comma-separated styles (Sample Code) in Javascript. If you need them, you can refer to them and hope to help you. The Code is as follows: Function formatNum (num){If (! /^ (\ + | -)? (\ D +) (\. \ d + )? $/. Test (num) {alert ("wrong! "); Return num ;}Var a = RegExp. $1, B = RegExp. $2, c = RegExp. $3;Var re = new RegExp (). com