feat: update java solution to problem No.1576

Author: yanglbme

Diff for: solution/1500-1599/1576.Replace All #003F's to Avoid Consecutive Repeating Characters/README.md

@@ -87,17 +87,16 @@ class Solution:
 
 ```java
 class Solution {
-public String modifyString(String s) {
+    public String modifyString(String s) {
         char[] chars = s.toCharArray();
-
         for (int i = 0; i < chars.length; i++) {
             if (chars[i] == '?') {
-                // 前面的字符 
+                // 前面的字符
                 char ahead = i == 0 ? ' ' : chars[i - 1];
-                // 最后的字符
-                char behind  = i == chars.length - 1 ? ' ' : chars[i + 1];
+                // 后面的字符
+                char behind = i == chars.length - 1 ? ' ' : chars[i + 1];
                 char temp = 'a';
-                while (temp == ahead || temp == behind ) {
+                while (temp == ahead || temp == behind) {
                     temp++;
                 }
                 chars[i] = temp;

Diff for: solution/1500-1599/1576.Replace All #003F's to Avoid Consecutive Repeating Characters/README_EN.md

@@ -82,17 +82,16 @@ class Solution:
 
 ```java
 class Solution {
-public String modifyString(String s) {
+    public String modifyString(String s) {
         char[] chars = s.toCharArray();
-
         for (int i = 0; i < chars.length; i++) {
             if (chars[i] == '?') {
-                // 前面的字符 
+                // 前面的字符
                 char ahead = i == 0 ? ' ' : chars[i - 1];
-                // 最后的字符
-                char behind  = i == chars.length - 1 ? ' ' : chars[i + 1];
+                // 后面的字符
+                char behind = i == chars.length - 1 ? ' ' : chars[i + 1];
                 char temp = 'a';
-                while (temp == ahead || temp == behind ) {
+                while (temp == ahead || temp == behind) {
                     temp++;
                 }
                 chars[i] = temp;

Diff for: solution/1500-1599/1576.Replace All #003F's to Avoid Consecutive Repeating Characters/Solution.java

@@ -1,20 +1,19 @@
 class Solution {
-public String modifyString(String s) {
+    public String modifyString(String s) {
         char[] chars = s.toCharArray();
-
         for (int i = 0; i < chars.length; i++) {
             if (chars[i] == '?') {
-                // 前面的字符 
+                // 前面的字符
                 char ahead = i == 0 ? ' ' : chars[i - 1];
-                // 最后的字符
-                char behind  = i == chars.length - 1 ? ' ' : chars[i + 1];
+                // 后面的字符
+                char behind = i == chars.length - 1 ? ' ' : chars[i + 1];
                 char temp = 'a';
-                while (temp == ahead || temp == behind ) {
+                while (temp == ahead || temp == behind) {
                     temp++;
                 }
                 chars[i] = temp;
             }
         }
         return new String(chars);
     }
-}
+}