refactor 344

fishercoder1534 · fishercoder1534 · commit 5e27b1aac53e · 2021-09-16T15:34:17.000-07:00
diff --git a/src/main/java/com/fishercoder/solutions/_344.java b/src/main/java/com/fishercoder/solutions/_344.java
@@ -2,16 +2,12 @@
 
 public class _344 {
     public static class Solution1 {
-        public String reverseString(String s) {
-            int i = 0;
-            int j = s.length() - 1;
-            char[] chars = s.toCharArray();
-            while (i < j) {
-                char temp = chars[i];
-                chars[i++] = chars[j];
-                chars[j--] = temp;
+        public void reverseString(char[] s) {
+            for (int left = 0, right = s.length - 1; left < right; left++, right--) {
+                char tmp = s[left];
+                s[left] = s[right];
+                s[right] = tmp;
             }
-            return new String(chars);
         }
     }
 }

Original file line number	Diff line number	Diff line change
`@@ -2,16 +2,12 @@`
`2`	`2`
`3`	`3`	`public class _344 {`
`4`	`4`	`public static class Solution1 {`
`5`		`- public String reverseString(String s) {`
`6`		`- int i = 0;`
`7`		`- int j = s.length() - 1;`
`8`		`- char[] chars = s.toCharArray();`
`9`		`- while (i < j) {`
`10`		`- char temp = chars[i];`
`11`		`- chars[i++] = chars[j];`
`12`		`- chars[j--] = temp;`
	`5`	`+ public void reverseString(char[] s) {`
	`6`	`+ for (int left = 0, right = s.length - 1; left < right; left++, right--) {`
	`7`	`+ char tmp = s[left];`
	`8`	`+ s[left] = s[right];`
	`9`	`+ s[right] = tmp;`
`13`	`10`	`}`
`14`		`- return new String(chars);`
`15`	`11`	`}`
`16`	`12`	`}`
`17`	`13`	`}`