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python | #买卖股票的最好时机#

# # # @param prices int整型一维数组 # @return int整型 # class Solution: def maxProfit(self , prices ): # write code here p_min = prices[...

Python3

2021-09-24

0 417

python | #数组中相加和为0的三元组#

# # # @param num int整型一维数组 # @return int整型二维数组 # class Solution: def threeSum(self , num ): # write code here length = len(num) ...

Python3

2021-09-23

3 946

python | #螺旋矩阵#

# # # @param matrix int整型二维数组 # @return int整型一维数组 # class Solution: def spiralOrder(self , matrix ): # write code here if len(ma...

Python3

2021-09-18

0 600

python| #按之字形顺序打印二叉树#

# -*- coding:utf-8 -*- # class TreeNode: # def __init__(self, x): # self.val = x # self.left = None # self.right = None cl...

Python3

2021-09-17

0 416

python | #大数加法#

# # 代码中的类名、方法名、参数名已经指定，请勿修改，直接返回方法规定的值即可 # 计算两个数之和 # @param s string字符串表示第一个整数 # @param t string字符串表示第二个整数 # @return string字符串 # class Solution: ...

Python3

2021-09-16

1 837

python | #删除链表的倒数第n个节点#

# class ListNode: # def __init__(self, x): # self.val = x # self.next = None # # # @param head ListNode类 # @param n int整型 # @r...

Python3

2021-09-16

0 663

python | #括号序列#

# # # @param s string字符串 # @return bool布尔型 # class Solution: def isValid(self , s ): # write code here dic = {'(':')','{' :"...

Python3

2021-09-15

4 552