diff --git a/official/生活在博弈树上/README.md b/official/生活在博弈树上/README.md
index ce9b985..a2894e9 100644
--- a/official/生活在博弈树上/README.md
+++ b/official/生活在博弈树上/README.md
@@ -178,3 +178,7 @@ io.recvuntil("): ")
 io.sendline(payload)
 io.interactive()
 ```
+
+## 附录
+
+题目文案使用 <https://github.com/BeautyYuYanli/full-mark-composition-generator> 生成。
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