gistfile1.txt

def find_ascii_of(val)
  @numero = []          # => []
  val.each_byte do |x|  # => "hello"
    @numero << x        # => [104], [104, 101], [104, 101, 108], [104, 101, 108, 108], [104, 101, 108, 108, 111]
  end                   # => "hello"
  return @numero        # => [104, 101, 108, 108, 111]
end

def convert
  @numero.map! do |x|               # => [104, 101, 108, 108, 111]
    x - 32 if (97..122).include? x  # => 72, 69, 76, 76, 79
    x.chr                           # => "h", "e", "l", "l", "o"
  end                               # => ["h", "e", "l", "l", "o"]
  @numero.join                      # => "hello"
end

def uppercasing(string)
  find_ascii_of(string)  # => [104, 101, 108, 108, 111]
  convert                # => "hello"
end


uppercasing('hello')  # => "hello"