diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..723ef36
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+.idea
\ No newline at end of file
diff --git a/json/README.md b/json/README.md
index f3c26a9..632778d 100644
--- a/json/README.md
+++ b/json/README.md
@@ -17,9 +17,9 @@
 
 ## 数据形式
 
-*poet.tang.[0-99000].json*
+*poet.tang.[0-57000].json*
 
-*poet.song.[0-57000].json*
+*poet.song.[0-254000].json*
 
 每个 JSON 文件有1000条诗.