<commit_before>class Pangram
  VERSION = 1

  def self.is_pangram?(string)
    input = string.downcase
    ("a".."z").select { |letter| input.reject letter }.empty?
  end
  
end<commit_msg>Solution<commit_after>class Pangram
  VERSION = 1

  def self.is_pangram?(string)
    input = string.downcase
    ("a".."z").select { |letter| !input.include? letter }.empty?
  end
  
end
{'fraction_non_alphanumeric': 0.14361702127659576, 'fraction_numerical': 0.005319148936170213, 'mean_word_length': 3.4352941176470586, 'pattern_counts': {'":': 0, '<': 3, '<?xml version=': 0, '>': 3, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '3184170', 'n_tokens_mistral': 144, 'n_tokens_neox': 136, 'n_words': 29}