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DifficultyTopic14 of 14
No.ProblemDifficultyFrequency
2512Reward Top K Students
Heap
Medium
100.0%
1948Delete Duplicate Folders in SystemHard
87.5%
1034Coloring A BorderMedium
87.5%
2032Two Out of ThreeEasy
87.5%
2146K Highest Ranked Items Within a Price RangeMedium
87.5%
2159Order Two Columns IndependentlyMedium
87.5%
239Sliding Window Maximum
Sliding Window
Hard
75.0%
221Maximal SquareMedium
62.5%
332Reconstruct ItineraryHard
62.5%
12Integer to Roman
Math
Medium
62.5%
46PermutationsMedium
62.5%
146LRU CacheMedium
62.5%
13Roman to Integer
Math
Easy
62.5%
32Longest Valid Parentheses
Stack/Queue
Hard
50.0%