Question
You are given the head of a singly linked-list. The list can be represented as: L0 → L1 → … → Ln - 1 → Ln Reorder the list to be on the following form: L0 → Ln → L1 → Ln - 1 → L2 → Ln - 2 → … You ...
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55 years 0 Answers 224 views Great Grand Master

Question
Given two non-negative integers num1 and num2 represented as strings, return the product of num1 and num2, also represented as a string.
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55 years 0 Answers 240 views Great Grand Master

Question
Given an integer array nums, return all the triplets [nums[i], nums[j], nums[k]] such that i != j, i != k, and j != k, and nums[i] + nums[j] + nums[k] == 0.
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55 years 0 Answers 305 views Great Grand Master