//Java program for Prime Number import java.util.*; public class Prime { public static void main(String args[]){ int num,loop; boolean flag=false; Scanner bf=new Scanner(System.in); //input an integer number System.out.print("Enter any integer number: "); num= bf.nextInt(); //...
Java 素数 prime numbers-LeetCode 204 Description: Count the number of prime numbers less than a non-negative number, n click to show more hints. Credits: Special thanks to@mithmattfor adding this problem and creating all test cases. 求n以内的所有素数,以前看过的一道题目,通过将所有非素数标记...
class Prime { public static void main(String arg[]) { System.out.println("Enter a number "); Scanner sc=new Scanner(System.in); int n=sc.nextInt(); primeCal(n); } static void primeCal(int num) { int count=0; for(int i=1;i<=num;i++) { if(num%i==0) { count++; }...
publicstaticList<Integer>primeNumbersBruteForce(intn){ List<Integer> primeNumbers =newLinkedList<>();for(inti=2; i <= n; i++) {if(isPrimeBruteForce(i)) { primeNumbers.add(i); } }returnprimeNumbers; }publicstaticbooleanisPrimeBruteForce(intnumber){for(inti=2; i < number; i++) {if(nu...
You can also usewhile loopto check the prime number: Just replace this part of the code in above program: for(inti=2;i<=num/2;i++){temp=num%i;if(temp==0){isPrime=false;break;}} with this: inti=2;while(i<=num/2){if(num%i==0){isPrime=false;break;}i++;} ...
Java Code: importjava.util.*;publicclassExercise48{publicstaticvoidmain(String[]args){// Iterate through numbers from 1 to 99for(inti=1;i<100;i++){// Check if the number is oddif(i%2!=0){// Print the odd numberSystem.out.println(i);}}} Copy...
publicintcountPrimeSetBits2(intL,intR){intcount =0;for(inti=L; i<=R; i++) {intcnt = Integer.bitCount(i);if(cnt ==2|| cnt ==3|| cnt ==5|| cnt ==7|| cnt ==11|| cnt ==13|| cnt ==17|| cnt ==19) { count++; ...
too much code, for too little to doLambda expression rocks !! 这个例子向我们展示了Java 8 lambda表达式的语法。你可以使用lambda写出如下代码: (params) -> expression(params) -> statement(params) -> { statements } 1. 例如,如果你的方法不对参数进行修改、重写,只是在控制台打印点东西的话,那么可以...
package com.as400samplecode; public class CheckMyNumber { public static void main(String[] args) { boolean even = false; boolean prime = true; int myNumber = Integer.parseInt(args[0].trim()); if(myNumber % 2 == 0){ even = true; ...
public class PhoneNumber { private int areaCode; private String prefix; private String lineNumber; @Override public int hashCode() { final int prime = 31; int result = 1; result = prime * result + areaCode; result = prime * result + ((lineNumber == null) ? 0 : lineNumber.hashCode...