About This Pattern
Master the Intervals / Sorting pattern by practicing these problems organized by difficulty.Focus on the Key Signals - these are the indicators that tell you when to use this pattern.
Easy (1)
Meeting Rooms
Determine if a person can attend all meetings (no overlap).
Key Signals:
Sort by startCheck consecutive overlapsSimple validation
Medium (1)
Merge Intervals
Merge all overlapping intervals.
Key Signals:
Sort by startMerge if overlapTrack current interval