diff --git a/.obsidian/workspace.json b/.obsidian/workspace.json
index fecab12..38918a9 100644
--- a/.obsidian/workspace.json
+++ b/.obsidian/workspace.json
@@ -264,6 +264,9 @@
   },
   "active": "a699df623da488e3",
   "lastOpenFiles": [
+    "YueQian/Homework/~$2.3作业.docx",
+    "YueQian/Homework/2.3作业.docx",
+    "YueQian/Homework/d94bc2621da31bd2a2cdb32f2900b975.par.temp",
     "YueQian/相关网站.md",
     "Diary/2026-2/2026-2-3 周二.md",
     "Collection/KMP算法.md",
@@ -280,8 +283,6 @@
     "Diary/2026-2",
     "YueQian/Homework/~WRL3723.tmp",
     "YueQian/Homework/~WRD3715.tmp",
-    "YueQian/Homework/~WRL2286.tmp",
-    "YueQian/Homework/~WRD2278.tmp",
     "Diary/2026-1/2026-1-23 周五.md",
     "Diary/2026-1/2026-1-22 周四.md",
     "Diary/2026-1/2026-1-21 周三.md",
diff --git a/YueQian/Homework/2.3作业.docx b/YueQian/Homework/2.3作业.docx
new file mode 100644
index 0000000..47c5d47
Binary files /dev/null and b/YueQian/Homework/2.3作业.docx differ
diff --git a/YueQian/Homework/~$2.3作业.docx b/YueQian/Homework/~$2.3作业.docx
new file mode 100644
index 0000000..cc8ff4f
Binary files /dev/null and b/YueQian/Homework/~$2.3作业.docx differ