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  1. function mirror(s) {
  2.   return s.replace(/([LRFBUD])([2']?)/g, function(m, s, a){
  3.     return ((s=='L')?'R':(s=='R')?'L':s) + ((a=='')?"'":(a=='2')?a:'');
  4.   });
  5. }
  6. print(mirror("L R' F2 B U2 D'"));
  7.  
Success #stdin #stdout 0.01s 4984KB
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R' L F2 B' U2 D
https://ideone.com/huvzz6
language:
JavaScript (SMonkey 60.2.3)
created:
10 years ago
visibility:
public

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