You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
19 lines
346 B
19 lines
346 B
N = 25
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data = ARGF.read.scan(/\d+/).map(&:to_i)
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invalid = data.each_cons(N+1).filter_map {|range|
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n = range.pop
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range.combination(2).map(&:sum).include?(n) ? nil : n
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}.first
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weakness = (0..).lazy.flat_map {|start|
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(2..data.size-start-1).map {|len|
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data[start, len]
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}
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}.find {|range|
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range.sum == invalid
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}.minmax.sum
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p weakness
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