refactor 83

fishercoder1534 · fishercoder1534 · commit 426c0413958f · 2021-10-09T10:50:47.000-07:00
diff --git a/src/main/java/com/fishercoder/solutions/_83.java b/src/main/java/com/fishercoder/solutions/_83.java
@@ -5,15 +5,15 @@
 public class _83 {
     public static class Solution1 {
         public ListNode deleteDuplicates(ListNode head) {
-            ListNode ret = new ListNode(-1);
-            ret.next = head;
+            ListNode pre = new ListNode(-1);
+            pre.next = head;
             while (head != null) {
                 while (head.next != null && head.next.val == head.val) {
                     head.next = head.next.next;
                 }
                 head = head.next;
             }
-            return ret.next;
+            return pre.next;
         }
     }
 

Original file line number	Diff line number	Diff line change
`@@ -5,15 +5,15 @@`
`5`	`5`	`public class _83 {`
`6`	`6`	`public static class Solution1 {`
`7`	`7`	`public ListNode deleteDuplicates(ListNode head) {`
`8`		`- ListNode ret = new ListNode(-1);`
`9`		`- ret.next = head;`
	`8`	`+ ListNode pre = new ListNode(-1);`
	`9`	`+ pre.next = head;`
`10`	`10`	`while (head != null) {`
`11`	`11`	`while (head.next != null && head.next.val == head.val) {`
`12`	`12`	`head.next = head.next.next;`
`13`	`13`	`}`
`14`	`14`	`head = head.next;`
`15`	`15`	`}`
`16`		`- return ret.next;`
	`16`	`+ return pre.next;`
`17`	`17`	`}`
`18`	`18`	`}`
`19`	`19`