diff --git a/problems/1047.删除字符串中的所有相邻重复项.md b/problems/1047.删除字符串中的所有相邻重复项.md
index 7a06f02d..d5a8c4ed 100644
--- a/problems/1047.删除字符串中的所有相邻重复项.md
+++ b/problems/1047.删除字符串中的所有相邻重复项.md
@@ -122,7 +122,28 @@ public:
 
 
 Java：
-
+```Java
+class Solution {
+    public String removeDuplicates(String S) {
+        Deque<Character> deque = new LinkedList<>();
+        char ch;
+        for (int i = 0; i < S.length(); i++) {
+            ch = S.charAt(i);
+            if (deque.isEmpty() || deque.peek() != ch) {
+                deque.push(ch);
+            } else {
+                deque.pop();
+            }
+        }
+        String str = "";
+        //剩余的元素即为不重复的元素
+        while (!deque.isEmpty()) {
+            str = deque.pop() + str;
+        }
+        return str;
+    }
+}
+```
 
 Python：