0119. Pascal's Triangle II
https://leetcode.com/problems/pascals-triangle-ii
Description
Given an integer rowIndex
, return the rowIndexth
(0-indexed) row of the Pascal's triangle.
In Pascal's triangle, each number is the sum of the two numbers directly above it as shown:
Example 2:
Example 3:
Constraints:
0 <= rowIndex <= 33
Follow up: Could you optimize your algorithm to use only O(rowIndex)
extra space?
ac
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