题目：

题解：

class Solution:
    def getRow(self, rowIndex: int) -> List[int]:
        row = [1, 1]
        
        if rowIndex <= 1:
            return row[:rowIndex + 1]
        elif rowIndex >= 2:
            for i in range(rowIndex - 1):
                row = [row[j] + row[j + 1] for j in range(i + 1)]
                row.insert(0, 1)
                row.append(1)
            return row