Commit1bfd15f

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refactor 2

1 parent88fc6a8 commit1bfd15fCopy full SHA for 1bfd15f

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+12

-7

lines changed

+12

-7

lines changed

Lines changed: 12 additions & 7 deletions

Original file line number	Diff line number	Diff line change
`@@ -4,12 +4,15 @@`
`4`	`4`
`5`	`5`	`publicclass_2 {`
`6`	`6`	`publicstaticclassSolution1 {`
	`7`	`+/**`
	`8`	`+ * My completely original solution on 10/24/2021.`
	`9`	`+ */`
`7`	`10`	`publicListNodeaddTwoNumbers(ListNodel1,ListNodel2) {`
`8`		`-ListNoderesult =newListNode(0);`
`9`		`-ListNodetmp =result;`
`10`		`-intsum =0;`
	`11`	`+intcarry =0;`
	`12`	`+ListNodepre =newListNode(-1);`
	`13`	`+ListNodetmp =pre;`
`11`	`14`	`while (l1 !=null \|\|l2 !=null) {`
`12`		`-sum/=10;`
	`15`	`+intsum=0;`
`13`	`16`	`if (l1 !=null) {`
`14`	`17`	`sum +=l1.val;`
`15`	`18`	`l1 =l1.next;`
`@@ -18,13 +21,15 @@ public ListNode addTwoNumbers(ListNode l1, ListNode l2) {`
`18`	`21`	`sum +=l2.val;`
`19`	`22`	`l2 =l2.next;`
`20`	`23`	`}`
	`24`	`+sum +=carry;`
`21`	`25`	`tmp.next =newListNode(sum %10);`
`22`	`26`	`tmp =tmp.next;`
	`27`	`+carry =sum /10;`
`23`	`28`	`}`
`24`		`-if (sum /10 ==1) {`
`25`		`-tmp.next =newListNode(1);//this means there's a carry, so we add additional 1, e.g. [5] + [5] = [0, 1]`
	`29`	`+if (carry !=0) {`
	`30`	`+tmp.next =newListNode(carry);`
`26`	`31`	`}`
`27`		`-returnresult.val ==0 ?result.next :result;`
	`32`	`+returnpre.next;`
`28`	`33`	`}`
`29`	`34`	`}`
`30`	`35`

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