PSize = 5;
AllDist = [|
 0,  20,  24,  33,  33,  43,  56,  63,  61,  71,  79,  86,  94,  102
|20,  0,  18,  34,  43,  50,  66,  72,  68,  79,  86,  93,  100,  108
|24,  18,  0,  16,  28,  34,  50,  55,  50,  62,  68,  75,  82,  90
|33,  34,  16,  0,  16,  19,  34,  40,  34,  46,  52,  59,  66,  74
|33,  43,  28,  16,  0,  10,  23,  30,  28,  38,  46,  53,  61,  69
|43,  50,  34,  19,  10,  0,  16,  22,  18,  29,  36,  44,  51,  59
|56,  66,  50,  34,  23,  16,  0,  8,  11,  16,  24,  32,  40,  48
|63,  72,  55,  40,  30,  22,  8,  0,  8,  8,  16,  24,  32,  40
|61,  68,  50,  34,  28,  18,  11,  8,  0,  11,  18,  25,  33,  41
|71,  79,  62,  46,  38,  29,  16,  8,  11,  0,  8,  16,  24,  32
|79,  86,  68,  52,  46,  36,  24,  16,  18,  8,  0,  8,  16,  24
|86,  93,  75,  59,  53,  44,  32,  24,  25,  16,  8,  0,  8,  16
|94,  100,  82,  66,  61,  51,  40,  32,  33,  24,  16,  8,  0,  8
|102,  108,  90,  74,  69,  59,  48,  40,  41,  32,  24,  16,  8,  0
|] ;