Question

JAVA LANGUAGE!!!!

Make a program that displays n prime numbers. n is a user input.   

For example,

If n is 7, the program displays as follows.

Enter a positive integer: 7

2, 3, 5, 7, 11, 13, 17

Answer 1

//Main.java
import java.util.Scanner;
public class Main{
  public static void main(String[] args){
    Scanner scanner = new Scanner(System.in);
    System.out.print("Enter a positive integer: ");
    int n = scanner.nextInt();

    if(n>=1){
      System.out.print(2);
      boolean flag = false;
      for(int i = 3;n>=2;i++){
        flag = false;
        for(int j = 2;j<i-1;j++){
          if(i%j == 0){
            flag = true;
          }
        }
        if(!flag){
          System.out.print(", "+i);
          n--;
        }
      }

    }

  }
}

Enter a positive integer: 7
2, 3, 5, 7, 11, 13, 17