diff --git a/data/progress.md b/data/progress.md
index 18c82a3f..ddacc680 100644
--- a/data/progress.md
+++ b/data/progress.md
@@ -1,5 +1,9 @@
 # Progress
 
+# 2024-11-21
+- https://github.com/wisdompeak/LeetCode/tree/master?tab=readme-ov-file#two-pointers
+	- (Two pointers for two sequences, Binary Search)
+
 # 2024-11-17
 - https://github.com/wisdompeak/LeetCode/tree/master?tab=readme-ov-file#two-pointers
 	- (Two pointers for two sequences, Binary Search)
diff --git a/data/progress.txt b/data/progress.txt
index d47cf59a..feca328b 100644
--- a/data/progress.txt
+++ b/data/progress.txt
@@ -1,3 +1,4 @@
+20241121: 004(todo),153(todo),33(todo),81(todo)
 20241120: 986(todo),1229(todo),1868(todo),80(todo),209(todo),283(todo),360(todo),713(todo),532(todo),611(todo)
 20241117: 394
 20241116: 833,950