9 lines
331 B
Ruby
9 lines
331 B
Ruby
str = "A man, a plan, a caret, [...2110 chars deleted...] a canal--Panama.".downcase.delete('^a-z')
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puts palindrome?(str) # => true
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puts r_palindrome?(str) # => true
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require 'benchmark'
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Benchmark.bm do |b|
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b.report('iterative') {10000.times {palindrome?(str)}}
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b.report('recursive') {10000.times {r_palindrome?(str)}}
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end
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