RainDrop

import java.util.Scanner;

public class RainDropMath
{
  public static void main(String[] args)
  {
    Scanner sc = new Scanner(System.in);

    System.out.println("Type in 0 to quit the program.");

    do {
      int num = -1;
      do {
        System.out.print("Please enter a number: ");
        if (sc.hasNextInt()) {
          num = sc.nextInt();
        }
        else {
          sc.next();
        }
      }
      while (num == -1);

      if (num != 0 && num % 3 == 0) {
        if (num % 5 == 0) {
          System.out.println("ПльокПляс");
        }
        else if (num % 7 == 0) {
          System.out.println("ПльокПльос");
        }
        else {
          System.out.println("Пльок");
        }
      }
      else if (num != 0 && num % 5 == 0) {
        if (num % 7 == 0) {
          System.out.println("ПлясПльос");
        }
        else {
          System.out.println("Пляс");
        }
      }
      else if (num != 0 && num % 7 == 0) {
        System.out.println("Пльос");
      }
      else if (num == 0) {
        System.out.println("Program closed.");
        return;
      }
      else {
        System.out.println(num);
      }
    }
    while (true);
  }

}