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edits
Changes
→Sample Output
<code>assignment1.py 21/05/2023</code>
<pre>Usage: assignment1.py DD/MM/YYYY-MM-DD NN</pre>
If either the date or the number is invalid, print usage:
<code>assignment1.py 31/02/2023 gorilla</code>
<pre>Usage: assignment1.py DD/MM/YYYY-MM-DD NN</pre>