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enderahmetyurt
/ flippedy.rb
Created
February 4, 2026 15:05
You are given a string consisting of lowercase words, each separated by a single space. Determine how many vowels appear in the first word. Then, reverse each following word that has the same vowel count.
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| # Examples: | |
| # `flippedy("cat and mice") | |
| # > "cat dna mice" | |
| # | |
| def flippedy(input) | |
| words = input.split(" ") | |
| vowels_count = words.first.scan(/[aeiou]/).count |
enderahmetyurt
/ nearest_perfect_months.rb
Created
February 4, 2026 15:36
February 2026 is a perfect month! Write a function that returns the closest previous and next perfect month around the given Gregorian year.
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| # Examples: | |
| # nearestPerfectMonths(2025) | |
| # > { prev: "2021-02", next: "2026-02" } | |
| require 'date' | |
| def find_nearest_perfect_months(year) | |
| prev_year = year - 1 | |
| prev_year -= 1 until perfect_february?(prev_year) |
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