Practice Problems
Master algorithms and data structures with our curated problem set
10 problems
Status
Title
Difficulty
Acceptance
Topics
Minimum Window Substring
Unsolved
Minimum Window Substring
Hard
Acceptance:28%
StringSliding Window+1
N-Queens
Unsolved
N-Queens
Hard
Acceptance:51%
BacktrackingRecursion+1
Sliding Window Maximum
Unsolved
Sliding Window Maximum
Hard
Acceptance:44%
ArraySliding Window+2
Longest Valid Parentheses
Unsolved
Longest Valid Parentheses
Hard
Acceptance:21%
StringStack+1
Word Ladder
Unsolved
Word Ladder
Medium
Acceptance:54%
Breadth-First SearchGraph+1
Merge k Sorted Lists
Unsolved
Merge k Sorted Lists
Hard
Acceptance:43%
Linked ListHeap+1
Trapping Rain Water
Unsolved
Trapping Rain Water
Hard
Acceptance:21%
ArrayTwo Pointers+2
Median of Two Sorted Arrays
Unsolved
Median of Two Sorted Arrays
Hard
Acceptance:49%
ArrayBinary Search+1
Subarray Sum Equals K
Unsolved
Subarray Sum Equals K
Medium
Acceptance:23%
ArrayHash Table+1
Minimum Path Sum
Unsolved
Minimum Path Sum
Medium
Acceptance:74%
ArrayDynamic Programming
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