feat: add solutions to lc problems: No.1264,1265

* No.1264.Page Recommendations
* No.1265.Print Immutable Linked List in Reverse

Author: yanglbme

solution/1200-1299/1264.Page Recommendations/README.md

@@ -101,7 +101,11 @@ Likes table:
 ### **SQL**
 
 ```sql
-
+# Write your MySQL query statement below
+SELECT  DISTINCT page_id AS recommended_page
+FROM Likes
+WHERE user_id IN ( SELECT user1_id AS user_id FROM Friendship WHERE user2_id = 1  UNION ALL SELECT user2_id AS user_id FROM Friendship WHERE user1_id = 1 )
+AND page_id NOT IN ( SELECT page_id FROM Likes WHERE user_id = 1 )
 ```
 
 <!-- tabs:end -->

solution/1200-1299/1264.Page Recommendations/README_EN.md

@@ -95,7 +95,11 @@ Page 88 is not suggested because user 1 already likes it.
 ### **SQL**
 
 ```sql
-
+# Write your MySQL query statement below
+SELECT  DISTINCT page_id AS recommended_page
+FROM Likes
+WHERE user_id IN ( SELECT user1_id AS user_id FROM Friendship WHERE user2_id = 1  UNION ALL SELECT user2_id AS user_id FROM Friendship WHERE user1_id = 1 )
+AND page_id NOT IN ( SELECT page_id FROM Likes WHERE user_id = 1 )
 ```
 
 <!-- tabs:end -->

solution/1200-1299/1264.Page Recommendations/Solution.sql

@@ -0,0 +1,5 @@
+# Write your MySQL query statement below
+SELECT  DISTINCT page_id AS recommended_page
+FROM Likes
+WHERE user_id IN ( SELECT user1_id AS user_id FROM Friendship WHERE user2_id = 1  UNION ALL SELECT user2_id AS user_id FROM Friendship WHERE user1_id = 1 )
+AND page_id NOT IN ( SELECT page_id FROM Likes WHERE user_id = 1 )

solution/1200-1299/1265.Print Immutable Linked List in Reverse/README.md

@@ -168,6 +168,27 @@ func printLinkedListInReverse(head ImmutableListNode) {
 }
 ```
 
+### **TypeScript**
+
+```ts
+/**
+ * // This is the ImmutableListNode's API interface.
+ * // You should not implement it, or speculate about its implementation
+ * class ImmutableListNode {
+ *      printValue() {}
+ *
+ *      getNext(): ImmutableListNode {}
+ * }
+ */
+
+function printLinkedListInReverse(head: ImmutableListNode) {
+    if (head) {
+        printLinkedListInReverse(head.next);
+        head.printValue();
+    }
+}
+```
+
 ### **...**
 
 ```

solution/1200-1299/1265.Print Immutable Linked List in Reverse/README_EN.md

@@ -158,6 +158,27 @@ func printLinkedListInReverse(head ImmutableListNode) {
 }
 ```
 
+### **TypeScript**
+
+```ts
+/**
+ * // This is the ImmutableListNode's API interface.
+ * // You should not implement it, or speculate about its implementation
+ * class ImmutableListNode {
+ *      printValue() {}
+ *
+ *      getNext(): ImmutableListNode {}
+ * }
+ */
+
+function printLinkedListInReverse(head: ImmutableListNode) {
+    if (head) {
+        printLinkedListInReverse(head.next);
+        head.printValue();
+    }
+}
+```
+
 ### **...**
 
 ```

solution/1200-1299/1265.Print Immutable Linked List in Reverse/Solution.ts

@@ -0,0 +1,16 @@
+/**
+ * // This is the ImmutableListNode's API interface.
+ * // You should not implement it, or speculate about its implementation
+ * class ImmutableListNode {
+ *      printValue() {}
+ *
+ *      getNext(): ImmutableListNode {}
+ * }
+ */
+
+function printLinkedListInReverse(head: ImmutableListNode) {
+    if (head) {
+        printLinkedListInReverse(head.next);
+        head.printValue();
+    }
+}