using System; 
 //complile:  csc datatype_long_1.cs
public class predef_long 
{    
  public predef_long() {  Console.WriteLine("Constructor activated");}
  ~predef_long() {  Console.WriteLine("Destructor activated");}
 public long find_inches(long ln)
 	{
 	  int inches = 12;
 	  int feet = 5280;
 	  long result = ln * feet * inches ;
 	  return result;
 	}
 
  
 } 
 //test class starts
 class test
 { 
  public static void Main()
  {    
    //long inches; 
    //long miles; 
     // miles = 93000000; // 93,000,000 miles to the sun 
     // 5,280 feet in a mile, 12 inches in a foot 
    //inches = miles * 5280 * 12; 
     Console.Write("Enter Mile : > ");
     string str = Console.ReadLine();
     long strln = Int64.Parse(str);
    predef_long fl = new predef_long();
    
     Console.WriteLine("Distance :  " + str + " Miles = " + fl.find_inches(strln) + "Inches"); 
   
  }    
}