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Commit 4d04c28

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Merge pull request doocs#175 from Hinsteny/master
Add Solution.py for 0003 and 0421
2 parents 0a79699 + c51b492 commit 4d04c28

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3 files changed

+35
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lines changed

3 files changed

+35
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class Solution:
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def lengthOfLongestSubstring(self, s: str):
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max = 0
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length = len(s)
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substr = ""
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for i in range(0, length):
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index = substr.find(s[i])
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if index > -1:
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substr = substr[index + 1:]
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substr += s[i]
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max = (max if (max > len(substr)) else len(substr))
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return max
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class Solution:
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def findMaximumXOR(self, nums: List[int]) -> int:
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max = 0
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mask = 0
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for i in range(30, -1, -1):
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current = 1 << i
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# ๆœŸๆœ›็š„ไบŒ่ฟ›ๅˆถๅ‰็ผ€
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mask = mask ^ current
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# ๅœจๅฝ“ๅ‰ๅ‰็ผ€ไธ‹, ๆ•ฐ็ป„ๅ†…็š„ๅ‰็ผ€ไฝๆ•ฐๆ‰€ๆœ‰ๆƒ…ๅ†ต้›†ๅˆ
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_set = set()
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for num in nums:
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_set.add(num & mask)
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# ๆœŸๆœ›ๆœ€็ปˆๅผ‚ๆˆ–ๅ€ผ็š„ไปŽๅณๆ•ฐ็ฌฌiไฝไธบ1, ๅ†ๆ นๆฎๅผ‚ๆˆ–่ฟ็ฎ—็š„็‰นๆ€งๆŽจ็ฎ—ๅ‡่ฎพๆ˜ฏๅฆๆˆ็ซ‹
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flag = max | current
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for prefix in _set:
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if prefix ^ flag in _set:
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max = flag
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break
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return max

โ€Žsolution/README.md

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โ”‚ย ย  โ”œโ”€โ”€ README.md
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โ”‚ย ย  โ”œโ”€โ”€ Solution.go
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โ”‚ย ย  โ”œโ”€โ”€ Solution.java
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โ”‚ย ย  โ””โ”€โ”€ Solution.js
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โ”‚ย ย  โ”œโ”€โ”€ Solution.js
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โ”‚ย ย  โ””โ”€โ”€ Solution.py
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โ”œโ”€โ”€ 0004.Median of Two Sorted Arrays
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โ”‚ย ย  โ”œโ”€โ”€ README.md
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โ”‚ย ย  โ”œโ”€โ”€ Solution.cpp
@@ -767,7 +768,8 @@
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โ”‚ย ย  โ””โ”€โ”€ Solution.java
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โ”œโ”€โ”€ 0421.Maximum XOR of Two Numbers in an Array
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โ”‚ย ย  โ”œโ”€โ”€ README.md
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โ”‚ย ย  โ””โ”€โ”€ Solution.java
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โ”‚ย ย  โ”œโ”€โ”€ Solution.java
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โ”‚ย ย  โ””โ”€โ”€ Solution.py
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โ”œโ”€โ”€ 0423.Reconstruct Original Digits from English
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โ”‚ย ย  โ””โ”€โ”€ Solution.cpp
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โ”œโ”€โ”€ 0427.Construct Quad Tree

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