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题解 | #翻转单词序列#
class Solution: def ReverseSentence(self, s): list1=s.split(" ") list1.reverse() b=" ".join(list1) return b
2021-05-04
0
320
题解 | #数组中只出现一次的两个数字#
class Solution: def FindNumsAppearOnce(self , array ): a={} b=[] for i in array: if i in a: a[...
2021-05-04
0
325
题解 | #第一个只出现一次的字符#
class Solution: def FirstNotRepeatingChar(self, s): for i in range(len(s)): if s.count(s[i])==1: return i ...
2021-05-04
0
272
题解 | #整数中1出现的次数(从1到n整数中1出现的次数)#
class Solution: def NumberOf1Between1AndN_Solution(self, n): a=0 for i in range(0,n+1): str1=str(i) a+=str...
2021-05-03
0
344
题解 | #数组中重复的数字#
class Solution: def duplicate(self , numbers ): a=set() for i in numbers: if i in a: return i ...
2021-05-03
0
393
题解 | #数组中出现次数超过一半的数字#
class Solution: def MoreThanHalfNum_Solution(self, numbers): flag=len(numbers)//2 a={} for i in numbers: if i ...
2021-05-03
0
272