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🐱(array): 118. 杨辉三角

补充 python 题解

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`@@ -1089,6 +1089,23 @@ class Solution(object):`
`1089`	`1089`
`1090`	`1090`	`优化:`
`1091`	`1091`
	`1092`	`+#### Python`
	`1093`	`+`
	`1094`	+```python
	`1095`	`+class Solution:`
	`1096`	`+ def generate(self, numRows: int) -> List[List[int]]:`
	`1097`	`+ ans = []`
	`1098`	`+ for i in range(numRows):`
	`1099`	`+ tmp = [1 for _ in range(i + 1)]`
	`1100`	`+ for j in range(1, i):`
	`1101`	`+ tmp[j] = ans[i - 1][j - 1] + ans[i - 1][j]`
	`1102`	`+ ans.append(tmp)`
	`1103`	`+`
	`1104`	`+ return ans`
	`1105`	+```
	`1106`	`+`
	`1107`	`+#### Go`
	`1108`	`+`
`1092`	`1109`	```go
`1093`	`1110`	`func generate(numRows int) [][]int {`
`1094`	`1111`	`var res [][]int = make([][]int, numRows)`

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