Update Day_23.md

[arutrr0]

Question 96:

def splitter(word, width):
while len(word) > 0:
snippet = ""
if len(word) < width:
width = len(word)
for i in range(width):
snippet += word[i]
print(snippet)
word = word[width:]

splitter("ABCDEFGHIJKLIMNOQRSTUVWXYZ", 4)