View Code of Problem 69

import java.util.Scanner;
 
public class Main
{
  public static void main(System.in)
  {
    Scanner scan=new Scanner(System.in);
    int x=scan.nextInt();
    if(x<1)
      System.out.println(x);
    else if(x>=10)
      System.out.println(x*3-11);
      else
        System.out.println(x*2-1);
   
  }
}
/*
Main.java:6: error: <identifier> expected
  public static void main(System.in)
                                   ^
1 error
*/