new_contents: #Kunal Gautam
  #Codewars : @Kunalpod
  #Problem name: Find the missing letter
  #Problem level: 6 kyu
  
  def find_missing_letter(chars):
      for i in range(1,len(chars)):
          if ord(chars[i])!=ord(chars[i-1])+1:
              return chr(ord(chars[i])-1)
  
subject: Create find_the_missing_letter.py