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DSA
Data Structures and Algorithms
76 challenges · Practitioner to Specialty
18 Easy
30 Medium
28 Hard
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All Data Structures and Algorithms challenges
Coin change (min coins)
Hard
Free
+20 XP
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Memo vs tab
Medium
Free
+15 XP
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Bit AND trick
Medium
Free
+15 XP
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XOR property
Hard
Free
+20 XP
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Count set bits
Medium
Free
+15 XP
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Inorder BST
Medium
Free
+15 XP
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Level order
Medium
Free
+15 XP
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Balanced tree types
Hard
Free
+20 XP
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LRU cache
Hard
Free
+20 XP
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Queue via stacks
Hard
Free
+20 XP
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Recursion needs
Easy
Free
+10 XP
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Is even (Py)
Easy
Free
+10 XP
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Second largest (Py)
Hard
Free
+20 XP
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Sum of digits (Py)
Medium
Free
+15 XP
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Power (Py)
Medium
Free
+15 XP
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Count char (JS)
Medium
Free
+15 XP
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🏆 Top solvers in Data Structures and Algorithms
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@malathi-shetty
1 solved
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@arun-kumar
1 solved
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@srini-dhoni
1 solved