[BUG] 🐛RSA Key Generation – d might be undefined

[ParthNema13]

Bug: If no valid i is found in the second loop, d will be undefined, leading to a UnboundLocalError.

Fix: Set default d = None before the loop and handle the case if no such i exists

[ParthNema13]

hey @surjeetsinhthakur123 , i would love to work on this ,please assign it to me