DSA Problems
11 problems · master the patterns that show up in every interview.
Daily set · 3 curated problems
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Easy
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Medium
0/104
Hard
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Arrays
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Strings
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Two Pointers
0/11
Sliding Window
0/11
Binary Search
0/11
Stacks & Queues
0/11
Linked Lists
0/12
Trees
0/13
Tries
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Heaps & Priority Queues
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Backtracking
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Graphs
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Greedy
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Dynamic Programming
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Bit Manipulation
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Topic
Problem
Difficulty
Sliding Window
Maximum Average Subarray I
Sliding Window
Easy
Easy
Sliding Window
Minimum Size Subarray Sum
Sliding Window
Medium
Medium
Sliding Window
Longest Repeating Character Replacement
Sliding Window
Medium
Medium
Sliding Window
Permutation in String
Sliding Window
Medium
Medium
Sliding Window
Find All Anagrams in a String
Sliding Window
Medium
Medium
Sliding Window
Fruit Into Baskets
Sliding Window
Medium
Medium
Sliding Window
Max Consecutive Ones III
Sliding Window
Medium
Medium
Sliding Window
Longest Subarray of 1's After Deleting One Element
Sliding Window
Medium
Medium
Sliding Window
Sliding Window Maximum
Sliding Window
Hard
Hard
Sliding Window
Minimum Window Substring
Sliding Window
Hard
Hard
Sliding Window
Subarray Product Less Than K
Sliding Window
Medium
Medium