Tell us what’s happening:
You should declare a variable named index. Pay attention to place the variable name at the beginning of the line.
Your code so far
# User Editable Region
text = 'Hello World'
shift = 3
alphabet = 'abcdefghijklmnopqrstuvwxyz'
alphabet.find(text[0])
# User Editable Region
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Challenge Information:
Learn String Manipulation by Building a Cipher - Step 15