add-two-polynomials-represented-as-linked-lists

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1634. Add Two Polynomials Represented as Linked Lists (Medium)

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[Linked List]

Hints

Hint 1

Process both linked lists at the same time

Hint 2

If the current power of the two heads is equal, add this power with the sum of the coefficients to the answer list.

Hint 3

If one head has a larger power, add this power to the answer list and move only this head.