Owen Liu

Full-Stack Software Engineer, loves mountain climbing and exploring new things.

LeetCode 167.

1 minute read

Question ``` Given a 1-indexed array of integers numbers that is already sorted in non-decreasing order, find two numbers such that they add up to a specifi...

LeetCode 28.

less than 1 minute read

Complexity Time complexity: O(n)

LeetCode 6.

less than 1 minute read

Complexity Time complexity: O(n)

LeetCode 151.

less than 1 minute read

Complexity Time complexity: O(n)

LeetCode 14.

less than 1 minute read

Complexity Time complexity: O(n)