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 1 /******************************************************************************
 2 *
 3 * Copyright (C) 2005, The Gentee Group. All rights reserved. 
 4 * This file is part of the Gentee open source project - http://www.gentee.com. 
 5 * 
 6 * THIS FILE IS PROVIDED UNDER THE TERMS OF THE GENTEE LICENSE ("AGREEMENT"). 
 7 * ANY USE, REPRODUCTION OR DISTRIBUTION OF THIS FILE CONSTITUTES RECIPIENTS 
 8 * ACCEPTANCE OF THE AGREEMENT.
 9 *
10 * ID: square 17.10.06 0.0.A.
11 *
12 * Author: Alexey Krivonogov ( gentee )
13 *
14 ******************************************************************************/
15 
16 func double rectangle( double x y )
17 {
18    return 2.0 * ( x + y )
19 }
20 
21 func double circle( double x )
22 {
23    return 2.0 * 3.1415 * x
24 }
25 
26 func main<main>
27 {
28    str     input
29    double  width height
30    
31    while 1
32    {
33       print("Enter the number of the action:
34 1. Calculate the perimeter of a rectangle
35 2. Calculate the perimeter of a circle
36 3. Exit\n")
37       switch getch()
38       {
39          case '1' 
40          {
41             print("Specify the width of the rectangle: ")
42             width = double( conread( input ))
43             print("Specify the height of the rectangle: ")
44             height = double( conread( input ))
45             print("The perimeter of the rectangle: \( rectangle( width, height ))\n\n")
46          }
47          case '2' 
48          {
49             print("Specify the radius of the circle: ")
50             width = double( conread( input ))
51             print("The perimeter of the circle: \( circle( width ))\n\n")
52          }
53          case '3', 27 : break
54          default : print("You have entered a wrong value!\n\n")
55       }
56    }
57 }