diff --git a/离散数学.tex b/离散数学.tex
index ddf7256..8e0b136 100644
--- a/离散数学.tex
+++ b/离散数学.tex
@@ -1,4 +1,4 @@
-\documentclass[12pt, UTF8, a4paper, fontset=none, oneside]{ctexbook}
+\documentclass[12pt, UTF8, a4paper, fontset=none, openany]{ctexbook}
 \usepackage{geometry}
 \usepackage{amsmath}
 \usepackage{amsthm}
@@ -9,6 +9,7 @@
 \usepackage{mathrsfs}
 \usepackage[inline]{enumitem}
 \usepackage{float}
+\usepackage{emptypage}
 
 \geometry{a4paper,scale=0.8}
 
@@ -43,11 +44,11 @@
 
 \begin{document}
     \maketitle
-    \newpage
+    \cleardoublepage
     \pagenumbering{roman}
     \setcounter{page}{1}
     \tableofcontents
-    \newpage
+    \cleardoublepage
     \setcounter{page}{1}
     \pagenumbering{arabic}
     \include{01LetsCount.tex}