Linked List Operations - Insertion

Insertion At Beginning

Insertion At Beginning adds a node by locating the correct position and changing a small number of links.

Allocate Node

The new node is prepared before any existing link is changed.

Traversal stops at the predecessor when inserting in the middle.

Connect the new node forward first, then connect the predecessor to it.

Empty list, head insertion, and tail insertion each adjust different pointers.

List valuesSelected value

Insert valuePosition

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Linked List Operations - Insertion

Insertion At Beginning adds a node by locating the correct position and changing a small number of links.

The new node is prepared before any existing link is changed.

Traversal stops at the predecessor when inserting in the middle.

Connect the new node forward first, then connect the predecessor to it.

Empty list, head insertion, and tail insertion each adjust different pointers.

List valuesSelected value

Insert valuePosition