Add solutions for Challenges 1-7 by shahzodshafizod#1466

Merged

RezaSi merged 8 commits intoRezaSi:mainfrom

shahzodshafizod:shahzodshafizod

Mar 16, 2026

Commits on Feb 28, 2026

shahzodshafizod: challenges 1-4
Shahzod Shafizod
committed
fixing os.Exit
Shahzod Shafizod
committed

Commits on Mar 1, 2026

fixing comments
Shahzod Shafizod
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removed out commented out alternative solution
Shahzod Shafizod
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fixed new method that does not exist in earlier versions
Shahzod Shafizod
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Commits on Mar 3, 2026

challenges 5-6
Shahzod Shafizod
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challenge 7
Shahzod Shafizod
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optimizing solution for challenge 7
shahzodshafizod
committed