carloscn / carloscn/structstudy

leetcode118:杨辉三角(pascals-triangle)

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Level-easy 一般问题 数组
Dominant language
C
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Description

### 问题描述:

给定一个非负整数 numRows,生成「杨辉三角」的前 numRows 行。

在「杨辉三角」中,每个数是它左上方和右上方的数的和。

![1626927345-DZmfxB-PascalTriangleAnimated2](https://user-images.githubusercontent.com/16836611/199163014-9c13f6a9-7123-4c5e-b136-824751708f88.gif)

示例 1:
输入: numRows = 5
输出: [[1],[1,1],[1,2,1],[1,3,3,1],[1,4,6,4,1]]

示例 2:
输入: numRows = 1
输出: [[1]]
 

提示:
1 <= numRows <= 30

来源:力扣(LeetCode)
链接:https://leetcode.cn/problems/pascals-triangle

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