prem-2006

Fix: cleaned caesar_cipher.py with error handling and better docs

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### Describe your change: * [ ] Add an algorithm? * [ ] Fix a bug or typo in an existing algorithm? * [ ] Add or change doctests? --...

Updated compress() and decompress() methods to raise ValueError when given invalid or missing values instead of silently returning -1. This ensures consistent and predictable behavior across all methods, prevents silent...

Refactor Tic-Tac-Toe code and enhance documentation

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Updated authorship information and improved documentation for the Tic-Tac-Toe game. Added input validation and refactored function declarations for better readability. #### Description of Change #### References #### Checklist - [...

Refactor binary search tree code and comments

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Refactor and improve comments in binary search tree implementation. #### Description of Change #### References #### Checklist - [ ] Added description of change - [ ] Added file name...

Refactor binary to hexadecimal conversion program

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Updated the binary to hexadecimal conversion program to read binary as a string for safer input handling and added validation for binary digits. #### Description of Change #### References ####...

Fix: Update Gemini model version in presubmit.yml

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### Summary Fixes the failing Presubmit.ai check caused by an outdated Gemini model version. ### Changes Made - Updated `LLM_MODEL` from `gemini-1.5-flash` to `gemini-1.5-flash-latest` in `.github/workflows/presubmit.yml`. ### Related Issue Fixes...