I am unable to cross this step, How to add the value of the same variable and assign it to the same variable?
Your code so far
text = 'Hello World'
shift = 3
alphabet = 'abcdefghijklmnopqrstuvwxyz'
encrypted_text = ''
# User Editable Region
for char in text.lower():
index = alphabet.find(char)
new_index = index + shift
encrypted_text = alphabet[new_index] +''
print('char:', char, 'encrypted text:', encrypted_text)
# User Editable Region
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Challenge Information:
Learn String Manipulation by Building a Cipher - Step 35
This is the line of code that you should fix. First erase " and the main question was: Instead of assigning alphabet[new_index] to encrypted_text , assign the current value of encrypted_text plus alphabet[new_index] to this variable. So when you added + after alphabet{new_index}, like this: βalphabet[new_index] +β you are on right track. Then, just do what the question asked. Simply after add encrypted_text variable with alphabet[new_index} to the current value which is encrypted_text.