Answers for "print prime numbers in between 1 to user entered java"

2

Java program to print prime numbers from 2 to n

// Java program to print prime numbers from 2 to n
import java.util.Scanner;
public class PrimeNumberFrom2Ton
{
   public static void main(String[] args) 
   {
      int loop, max;
      System.out.print("Please enter highest (maximum) number: ");
      Scanner sc = new Scanner(System.in);
      max = sc.nextInt();
      for(loop = 2; loop < max; ++loop)
      {
         if(findPrime(loop))
         {
            System.out.println(loop);
         }
      }
      sc.close();
   }
   public static boolean findPrime(int number)
   {
      int a;
      boolean boolPrime = true;
      for(a = 2; a < number / 2; a++)
      {
         if(number%a == 0)
         {
            boolPrime = false;
            break;
         }
      }
      return boolPrime;
   }
}
Posted by: Guest on February-19-2021

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