题解 | #判断质数#
判断质数
http://www.nowcoder.com/practice/4d2a100c2e544f56ac1ad17e9ffa107d
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Main main = new Main();
Scanner scan = new Scanner(System.in);
int number = scan.nextInt();
System.out.println(main.isPrimeNumber(number));
}
public Boolean isPrimeNumber(int number) {
//write your code here......
for(int i=2;i<=Math.sqrt(number);i++){
if(number%i==0) return false;
}
return true;
}
}