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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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8
Task/Find-the-missing-permutation/Ruby/find-the-missing-permutation.rb Normal file
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@ -0,0 +1,8 @@
given = %w{
ABCD CABD ACDB DACB BCDA ACBD ADCB CDAB DABC BCAD CADB CDBA
CBAD ABDC ADBC BDCA DCBA BACD BADC BDAC CBDA DBCA DCAB
}
all = given[0].chars.permutation.collect(&:join)
puts "missing: #{all - given}"