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use max

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onyx-and-iris 2025-12-03 17:09:54 +00:00
parent df944f69f2
commit 08da9593cc
1 changed files with 2 additions and 2 deletions
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day_03/1.rb
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@ -7,8 +7,8 @@ class Main
$stdin.each_line do |line|
nums = line.chomp.each_char.map(&:to_i)
first_digit = nums[0..-2].sort.reverse[0]
second_digit = nums[nums.find_index(first_digit) + 1..].sort.reverse[0]
first_digit = nums[0..-2].max
second_digit = nums[nums.find_index(first_digit) + 1..].max
@sum += "#{first_digit}#{second_digit}".to_i
end