Commit6f1e35e

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Original file line number	Diff line number	Diff line change
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	`1`	`+defis_palindrome(s)`
	`2`	`+str=s.downcase.chars.select{ \|char\|/[a-zA-Z0-9]/.match?(char)}.join`
	`3`	`+idx_start=0`
	`4`	`+idx_end=str.length -1`
	`5`	`+whileidx_start <idx_end`
	`6`	`+returnfalseifstr[idx_start] !=str[idx_end]`
	`7`	`+`
	`8`	`+idx_start +=1`
	`9`	`+idx_end -=1`
	`10`	`+end`
	`11`	`+true`
	`12`	`+end`
	`13`	`+`
	`14`	`+defis_palindrome(s)`
	`15`	`+idx_start=0`
	`16`	`+idx_end=s.length -1`
	`17`	`+whileidx_start <idx_end`
	`18`	`+if !/[a-zA-Z0-9]/.match?(s[idx_start])`
	`19`	`+idx_start +=1`
	`20`	`+elsif !/[a-zA-Z0-9]/.match?(s[idx_end])`
	`21`	`+idx_end -=1`
	`22`	`+else`
	`23`	`+returnfalseifs[idx_start].downcase !=s[idx_end].downcase`
	`24`	`+`
	`25`	`+idx_start +=1`
	`26`	`+idx_end -=1`
	`27`	`+end`
	`28`	`+end`
	`29`	`+true`
	`30`	`+end`
	`31`	`+`
	`32`	`+defis_palindrome(s)`
	`33`	`+str=s.downcase.chars.select{ \|char\|/[a-zA-Z0-9]/.match?(char)}`
	`34`	`+str ==str.reverse`
	`35`	`+end`

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