Commit877408e

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Merge pull requestneetcode-gh#427 from SandeepGamot/ts-solutions

update: simplify typescript/LC-19

2 parentsb4ec8c9 +756b78f commit877408eCopy full SHA for 877408e

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+18

-22

lines changed

+18

-22

lines changed

Lines changed: 18 additions & 22 deletions

Original file line number	Diff line number	Diff line change
`@@ -11,25 +11,21 @@`
`11`	`11`	`*/`
`12`	`12`
`13`	`13`	`functionremoveNthFromEnd(head:ListNode\|null,n:number):ListNode\|null{`
`14`		`-letdummyList:ListNode=newListNode(0)`
`15`		`-dummyList.next=head`
`16`		`-letcount:number=0`
`17`		`-letfirst:ListNode=dummyList`
`18`		`-letsecond:ListNode=dummyList`
`19`		`-`
`20`		`-while(count<n){`
`21`		`-second=second.next`
`22`		`-count++`
`23`		`-}`
`24`		`-if(second===null){`
`25`		`-dummyList.val=dummyList.next.val`
`26`		`-dummyList.next=dummyList.next.next`
`27`		`-}`
`28`		`-while(second.next!==null){`
`29`		`-second=second.next`
`30`		`-first=first.next`
`31`		`-}`
`32`		`-first.next=first.next.next`
`33`		`-`
`34`		`-returndummyList.next`
`35`		`-}`
	`14`	`+letdummy:ListNode=newListNode(0,head)`
	`15`	`+letleft=dummy`
	`16`	`+letright=head`
	`17`	`+`
	`18`	`+while(n>0){`
	`19`	`+right=right.next`
	`20`	`+n-=1`
	`21`	`+}`
	`22`	`+`
	`23`	`+while(right){`
	`24`	`+left=left.next`
	`25`	`+right=right.next`
	`26`	`+}`
	`27`	`+`
	`28`	`+// delete`
	`29`	`+left.next=left.next.next`
	`30`	`+returndummy.next`
	`31`	`+};`

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