refactor 234

fishercoder1534 · fishercoder1534 · commit 083ff2e2c8d4 · 2020-01-19T10:06:01.000-08:00
diff --git a/src/main/java/com/fishercoder/solutions/_234.java b/src/main/java/com/fishercoder/solutions/_234.java
@@ -31,14 +31,14 @@ public boolean isPalindrome(ListNode head) {
                 slow = slow.next;
             }
 
-            ListNode reversedHead = reverse(slow.next);
+            ListNode secondHalfHead = reverse(slow.next);
             ListNode firstHalfHead = head;
-            while (firstHalfHead != null && reversedHead != null) {
-                if (firstHalfHead.val != reversedHead.val) {
+            while (firstHalfHead != null && secondHalfHead != null) {
+                if (firstHalfHead.val != secondHalfHead.val) {
                     return false;
                 }
                 firstHalfHead = firstHalfHead.next;
-                reversedHead = reversedHead.next;
+                secondHalfHead = secondHalfHead.next;
             }
             return true;
         }

Original file line number	Diff line number	Diff line change
`@@ -31,14 +31,14 @@ public boolean isPalindrome(ListNode head) {`
`31`	`31`	`slow = slow.next;`
`32`	`32`	`}`
`33`	`33`
`34`		`- ListNode reversedHead = reverse(slow.next);`
	`34`	`+ ListNode secondHalfHead = reverse(slow.next);`
`35`	`35`	`ListNode firstHalfHead = head;`
`36`		`- while (firstHalfHead != null && reversedHead != null) {`
`37`		`- if (firstHalfHead.val != reversedHead.val) {`
	`36`	`+ while (firstHalfHead != null && secondHalfHead != null) {`
	`37`	`+ if (firstHalfHead.val != secondHalfHead.val) {`
`38`	`38`	`return false;`
`39`	`39`	`}`
`40`	`40`	`firstHalfHead = firstHalfHead.next;`
`41`		`- reversedHead = reversedHead.next;`
	`41`	`+ secondHalfHead = secondHalfHead.next;`
`42`	`42`	`}`
`43`	`43`	`return true;`
`44`	`44`	`}`