Topological Sort vs DFS
Learn when to use each pattern and make the right choice in your coding interview.
Quick Answer
Use Topological Sort when the problem fits topological-sort pattern
Use Dfs when the problem fits dfs pattern
Side-by-Side Comparison
Topological Sort
Best For
Various algorithmic problems
Time
Varies
Space
Varies
Dfs
Best For
Various algorithmic problems
Time
Varies
Space
Varies
How to Decide
- Analyze the problem constraints
- Consider time/space trade-offs
- Look for pattern triggers
Practice Both Patterns
Build intuition to recognize which pattern fits. Practice with interactive MCQs in LeetEye.
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