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Last active August 29, 2015 14:22
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solution to Regex Golf
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regex-alf-nu.md

solutions to Regex Golf

Play

  1. Warmup: foo
  2. Anchors: ick$
  3. Ranges: ^[a-f]+$
  4. Backrefs: (...).*\1
  6. Four: (.)(.\1){3}

Bonus levels

  1. Subtraction: ^(x+)(x+) - \1 = \2$
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