Java language [ Loop star *]

class star 
{
 public static void main(String[] args) 
 {
  int number=Integer.parseInt(args[0]);
  if (number>=1&number<=20)
  {
   System.out.print("1-20");
  }
  else if (number>20&number<=40)
  {
   System.out.print("21-40");
  }
  else if (number>40&number<=60)
  {
   System.out.print("41-60");
  }
  else if (number>60&number<=100)
  {
   int row,colum;
   for(row=1;row<=5;row++)
    {
    for(colum=1;colum<=30;colum++)
    {
     if(row==2|row==3|row==4)
     {
      if(colum>3&colum<28)
       {
       System.out.print(" ");
      }
      else System.out.print("*");
     }
     else{
     System.out.print("*");}
     
    }
    System.out.print("\n");
   }
  }
  else System.out.print("Your intput out of rang.\nPlease Input number between 1-100.");
 }
}