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Merge pull requestneetcode-gh#145 from BHARAT0310/patch-4

Update 125-Valid-Palindrome.py

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+13

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+13

-15

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Lines changed: 13 additions & 15 deletions

Original file line number	Diff line number	Diff line change
`@@ -1,19 +1,17 @@`
`1`	`1`	`classSolution:`
`2`	`2`	`defisPalindrome(self,s:str)->bool:`
`3`		`-l,r=0,len(s)-1`
`4`		`-whilel<r:`
`5`		`-whilel<randnotself.alphanum(s[l]):`
`6`		`-l+=1`
`7`		`-whilel<randnotself.alphanum(s[r]):`
`8`		`-r-=1`
`9`		`-ifs[l].lower()!=s[r].lower():`
	`3`	`+l=0`
	`4`	`+r=len(s)-1`
	`5`	`+whilel<r:`
	`6`	`+ifs[l].lower()==s[r].lower():`
	`7`	`+l+=1`
	`8`	`+r-=1`
	`9`	`+continue`
	`10`	`+`
	`11`	`+elifnot (65<=ord(s[l])<=90or97<=ord(s[l])<=122or48<=ord(s[l])<=57):`
	`12`	`+l+=1`
	`13`	`+elifnot (65<=ord(s[r])<=90or97<=ord(s[r])<=122or48<=ord(s[r])<=57):`
	`14`	`+r-=1`
	`15`	`+else:`
`10`	`16`	`returnFalse`
`11`		`-l+=1`
`12`		`-r-=1`
`13`	`17`	`returnTrue`
`14`		`-`
`15`		`-# Could write own alpha-numeric function`
`16`		`-defalphanum(self,c):`
`17`		`-return (ord('A')<=ord(c)<=ord('Z')or`
`18`		`-ord('a')<=ord(c)<=ord('z')or`
`19`		`-ord('0')<=ord(c)<=ord('9'))`

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