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dsa1 min read

Merge all nodes between 0s into a single node with their sum, modifying the list in-place.

March 19, 2026Read →

dsa1 min read

Delete the middle node of a linked list using a prev-pointer variant of the fast/slow technique.

March 19, 2026Read →

dsa2 min read

Reverse nodes in each even-length group of a linked list by counting group sizes and selectively reversing.

March 19, 2026Read →

dsa2 min read

Insert a value into a sorted circular linked list by finding the correct position with careful edge case handling.

March 19, 2026Read →

dsa1 min read

Count the number of connected components of a linked list that consist of nodes in a given set.

March 19, 2026Read →

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