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题解

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题解 | #坐标移动# 来自专栏

def get_ans(s): if not s: return x,y,li=0,0,s.split(';') for item in li: try: direction,step=item[0],item[1:] ...

Python3

2022-02-28

0 292

题解 | #链表中环的入口结点# 来自专栏

class Solution: def EntryNodeOfLoop(self, pHead): # write code here if not pHead: return None mark=set() curr=pHea...

Python3

2022-02-28

0 287

题解 | #整数中1出现的次数（从1到n整数中1出现的次数）# 来自专栏

class Solution: def NumberOf1Between1AndN_Solution(self , n: int) -> int: mark='' for i in range(1,n+1): mark+=str(...

Python3

2022-02-28

1 278

题解 | #两个链表的第一个公共结点# 来自专栏

很浪漫的代码：大胆地往前走，我们都是对方的退路。 class Solution: def FindFirstCommonNode(self , pHead1 , pHead2 ): # write code here mark1,mark2=pHead1,pH...

Python3

2022-02-28

0 355

题解 | #提取不重复的整数# 来自专栏

def get_ans(s): s,mark,ans=s[::-1],set(),'' for i in s: if i not in mark: ans+=i mark.add(i) return ans ...

Python3

2022-02-24

0 299

题解 | #删除字符串中出现次数最少的字符# 来自专栏

def get_ans(s): dic={} for i in s: dic[i]=dic.get(i,0)+1 dic1=sorted(dic.items(),key=lambda d:d[1]) mark,ans=dic1[0][1],'' ...

Python3

2022-02-24

0 313

题解 | #扑克牌大小# 来自专栏

def get_ans(s1,s2): # 王炸 if s1=='joker JOKER' or s2=='joker JOKER': return 'joker JOKER' # 个子对子三个顺子炸弹之间 keys=[str(i) for i in range(3...

Python3

2021-12-14

1 597

题解 | #密码验证合格程序# 来自专栏

用python集合挺方便的 def get_ans(s): return 'OK' if (len(s)>8 and three_types(s) and sub_str(s)) else 'NG' def three_types(s): mark=set() for...

Python3

2021-12-14

1 582

题解 | #合并表记录# 来自专栏

def get_ans(li): ans=dict() for i in range(int(li[0])): key,val=li[i+1].split(' ') key,val=int(key),int(val) ans[key]=...

Python3 数组

2021-12-14

0 364

题解 | #链表中环的入口结点# 来自专栏

class Solution: def EntryNodeOfLoop(self, pHead): # write code here mark=set() curr=pHead while curr: ...

Python3

2021-12-06

0 408