Merge pull request #314 from morningsky/master

添加 0455.分发饼干 0376.摆动序列 python3版本
This commit is contained in:
Carl Sun
2021-06-03 23:58:47 +08:00
committed by GitHub
2 changed files with 30 additions and 2 deletions

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@ -138,7 +138,21 @@ class Solution {
``` ```
Python Python
```python
class Solution:
def wiggleMaxLength(self, nums: List[int]) -> int:
#贪心 求波峰数量 + 波谷数量
if len(nums)<=1:
return len(nums)
cur, pre = 0,0 #当前一对差值,前一对差值
count = 1#默认最右边有一个峰值
for i in range(len(nums)-1):
cur = nums[i+1] - nums[i]
if((cur>0 and pre<=0) or (cur<0 and pre>=0)):
count += 1
pre = cur
return count
```
Go Go

View File

@ -134,7 +134,21 @@ class Solution {
``` ```
Python Python
```python
class Solution:
def findContentChildren(self, g: List[int], s: List[int]) -> int:
#先考虑胃口小的孩子
g.sort()
s.sort()
i=j=0
count = 0
while(i<len(g) and j<len(s)):
if g[i]<=s[j]:
count+=1
i+=1 #如果满足了,则继续遍历下一个孩子和下一块饼干
j += 1 #如果最小的饼干没有满足当前最小胃口的孩子,则遍历下一块饼干
return count
```
Go Go