Solution Backtracking 2

[shakthinandana]

No description provided.

[super30admin]

Subsets (subsets.py)

Strengths:

• Correctly implements the backtracking pattern for subset generation
• Uses efficient in-place modification (append/pop) which reduces space complexity
• Clean, readable code with appropriate comments
• Properly handles the base case and recursive exploration

Areas for improvement:

• The solution is already well-optimized. One minor suggestion would be to consider using type hints for better code documentation (e.g., def subsets(self, nums: List[int]) -> List[List[int]])

VERDICT: PASS

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Palindrome Partitioning (palindrome-partitioning.py)

Strengths:

• Clean, readable implementation following the standard backtracking pattern
• Correct use of list copying (res.append(list(path))) to preserve state
• Proper variable scoping with the nested helper function
• Efficient for the problem constraints

Areas for Improvement:

• The time complexity notation in comments is non-standard; consider using O(2^n * n) instead of O(N*z^N)
• Could add a brief docstring explaining the approach
• For larger inputs, precomputing palindrome checks using DP would improve efficiency

VERDICT: PASS