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  1. USING: qw sequences kernel math splitting io math.parser ;
  2. IN: supereffective
  3.  
  4. : ptype>num ( str -- n ) qw{ normal fire water electric grass
  5.     ice fighting poison ground flying psychic bug rock ghost
  6.     dragon dark steel fairy } index ;
  7.  
  8. : type-chart ( -- seq ) {
  9.     { 1 1 1 1 1 1 1 1 1 1 1 1 1/2 0 1 1 1/2 0 }
  10.     { 1 1/2 1/2 1 2 2 1 1 1 1 1 2 1/2 1 1/2 1 2 1 }
  11.     { 1 2 1/2 1 1/2 1 1 1 2 1 1 1 2 1 1/2 1 1 1 }
  12.     { 1 1 2 1/2 1/2 1 1 1 0 2 1 1 1 1 1/2 1 1 1 }
  13.     { 1 1/2 2 1 1/2 1 1 1/2 2 1/2 1 1/2 2 1 1/2 1 1/2 1 }
  14.     { 1 1/2 1/2 1 2 1/2 1 1 2 2 1 1 1 1 2 1 1/2 1 }
  15.     { 2 1 1 1 1 2 1 1/2 1 1/2 1/2 1/2 2 0 1 2 2 1/2 }
  16.     { 1 1 1 1 2 1 1 1/2 1/2 1 1 1 1/2 1/2 1 1 0 2 }
  17.     { 1 2 1 2 1/2 1 1 2 1 0 1 1/2 2 1 1 1 2 1 }
  18.     { 1 1 1 1/2 2 1 2 1 1 1 1 2 1/2 1 1 1 1/2 1 }
  19.     { 1 1 1 1 1 1 2 2 1 1 1/2 1 1 1 1 0 1/2 1 }
  20.     { 1 1/2 1 1 2 1 1/2 1/2 1 1/2 2 1 1 1/2 1 2 1/2 1/2 }
  21.     { 1 2 1 1 1 2 1/2 1 1/2 2 1 2 1 1 1 1 1/2 1 }
  22.     { 0 1 1 1 1 1 1 1 1 1 2 1 1 2 1 1/2 1 1 }
  23.     { 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 1 1/2 0 }
  24.     { 1 1/2 1/2 1/2 1 2 1 1 1 1 1 1 2 1 1 1 1/2 2 }
  25.     { 1 1/2 1 1 1 1 2 1/2 1 1 1 1 1 1 2 2 1/2 1 } } ;
  26.  
  27. : type-row ( str -- seq ) ptype>num type-chart nth ;
  28.  
  29. : get-modifier ( atk def -- x ) swap type-row
  30.     [ ptype>num ] dip nth ;
  31.  
  32. : (final-modifier) ( seq -- atkseq defseq ) [ first ] keep 0
  33.     swap remove-nth [ length ] keep -rot swap [ ] curry
  34.     replicate swap ;
  35.  
  36. : final-modifier ( seq -- x ) (final-modifier)
  37.     [ get-modifier ] 2map 1 [ * ] reduce ;
  38.  
  39. : normalize ( str -- seq ) " ->" split harvest ;
  40.  
  41. lines [ normalize final-modifier number>string "x" append
  42.     write nl ] each
Success #stdin #stdout 0.09s 157888KB
comments ()
stdin
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fire -> grass
fighting -> ice rock
psychic -> poison dark
water -> normal
fire -> rock  
fighting -> ice rock normal
fighting -> ice rock normal ghost
stdout
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2x
4x
0x
1x
1/2x
8x
0x
https://ideone.com/AsWMyO
language:
Factor (factor-0.93)
created:
8 years ago
visibility:
public

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