Question

7.2.7: Part 1, Replace a Letter

Answer 1

Answer:

def replace_at_index(string, index):

   return string[0:index]+"-"+string[index+1:]

   

replaced_word = replace_at_index("house", 0)

print(replaced_word)

Explanation:

simpler version

Answer 2

def replace_at_index(txt,ind):

   new_txt = ""

   for x in range(len(txt)):

       if x == ind:

           new_txt += "-"

       else:

           new_txt += txt[x]

   return new_txt

s = replace_at_index("eggplant", 3)

print(s)

I wrote my code in python 3.8. I hope this helps.