Rearrange Linked List Problem

Rearrange Linked List Problem — ExecCode Easy DSA Practice

Solve the Rearrange Linked List problem on ExecCode. Free online easy DSA practice in Linked List. Write and run code in Java, C++, Python — no signup required to run.

Problem description

Description You are given the input needed to solve Rearrange Linked List. Your task is to compute the required answer and return reordered list string. A number or sequence is stored node by node. In Rearrange Linked List, each step must preserve the order of nodes while solving the required operation. Linked list arrow string.

Examples

Input {"head": "1->2->3->4"}; Output 1->4->2->3. Input {"head": "1->2->3->4->5"}; Output 1->5->2->4->3. Input {"head": "1->2"}; Output 1->2

Constraints

In-place reorder conceptually

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