Java program print prime numbers

import java.util.*;



class PrimeNumbers

{

   public static void main(String args[])

   {

      int n, status = 1, num = 3;




      Scanner in = new Scanner(System.in);

      System.out.println("Enter the number of
prime numbers you want");

      n = in.nextInt();




      if (n >= 1)

      {

         System.out.println("First "+n+" prime numbers are
:-");

         System.out.println(2);

      }




      for ( int count = 2 ; count <=n ;  )

      {

         for ( int j = 2 ; j <= Math.sqrt(num) ; j++ )

         {

            if ( num%j == 0 )

            {

               status = 0;

               break;

            }

         }

         if ( status != 0 )

         {

            System.out.println(num);

            count++;

         }

         status = 1;

         num++;

      }         

   }

}










Output:







Enter the number of
prime numbers you want

50

First 50 prime numbers
are :-

2

3

5

7

11

13

17

19

23

29

31

37

41

43

47

53

59

61

67

71

73

79

83

89

97

101

103

107

109

113

127

131

137

139

149

151

157

163

167

173

179

181

191

193

197

199

211

223

227

229