diff --git a/404.html b/404.html
index 808e35c..64c4857 100644
--- a/404.html
+++ b/404.html
@@ -303,6 +303,42 @@
         }
     })
 </script>
+
+
+<script type="text/javascript" async
+  src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-AMS-MML_HTMLorMML">
+MathJax.Hub.Config({
+  tex2jax: {
+    inlineMath: [['$','$']],
+    displayMath: [['$$','$$']],
+    processEscapes: true,
+    processEnvironments: true,
+    skipTags: ['script', 'noscript', 'style', 'textarea', 'pre'],
+    TeX: { equationNumbers: { autoNumber: "AMS" },
+         extensions: ["AMSmath.js", "AMSsymbols.js"] }
+  }
+});
+
+MathJax.Hub.Queue(function() {
+    
+    
+    
+    var all = MathJax.Hub.getAllJax(), i;
+    for(i = 0; i < all.length; i += 1) {
+        all[i].SourceElement().parentNode.className += ' has-jax';
+    }
+});
+</script>
+
+<style>
+code.has-jax {
+    font: inherit;
+    font-size: 100%;
+    background: inherit;
+    border: inherit;
+    color: #515151;
+}
+</style>
 </body>
 
 </html>
diff --git a/categories/index.html b/categories/index.html
index c0f12f8..59376fe 100644
--- a/categories/index.html
+++ b/categories/index.html
@@ -293,6 +293,42 @@
         }
     })
 </script>
+
+
+<script type="text/javascript" async
+  src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-AMS-MML_HTMLorMML">
+MathJax.Hub.Config({
+  tex2jax: {
+    inlineMath: [['$','$']],
+    displayMath: [['$$','$$']],
+    processEscapes: true,
+    processEnvironments: true,
+    skipTags: ['script', 'noscript', 'style', 'textarea', 'pre'],
+    TeX: { equationNumbers: { autoNumber: "AMS" },
+         extensions: ["AMSmath.js", "AMSsymbols.js"] }
+  }
+});
+
+MathJax.Hub.Queue(function() {
+    
+    
+    
+    var all = MathJax.Hub.getAllJax(), i;
+    for(i = 0; i < all.length; i += 1) {
+        all[i].SourceElement().parentNode.className += ' has-jax';
+    }
+});
+</script>
+
+<style>
+code.has-jax {
+    font: inherit;
+    font-size: 100%;
+    background: inherit;
+    border: inherit;
+    color: #515151;
+}
+</style>
 </body>
 
 </html>
diff --git a/freshman/index.html b/freshman/index.html
index ecf0633..fa1e100 100644
--- a/freshman/index.html
+++ b/freshman/index.html
@@ -567,6 +567,42 @@
         }
     })
 </script>
+
+
+<script type="text/javascript" async
+  src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-AMS-MML_HTMLorMML">
+MathJax.Hub.Config({
+  tex2jax: {
+    inlineMath: [['$','$']],
+    displayMath: [['$$','$$']],
+    processEscapes: true,
+    processEnvironments: true,
+    skipTags: ['script', 'noscript', 'style', 'textarea', 'pre'],
+    TeX: { equationNumbers: { autoNumber: "AMS" },
+         extensions: ["AMSmath.js", "AMSsymbols.js"] }
+  }
+});
+
+MathJax.Hub.Queue(function() {
+    
+    
+    
+    var all = MathJax.Hub.getAllJax(), i;
+    for(i = 0; i < all.length; i += 1) {
+        all[i].SourceElement().parentNode.className += ' has-jax';
+    }
+});
+</script>
+
+<style>
+code.has-jax {
+    font: inherit;
+    font-size: 100%;
+    background: inherit;
+    border: inherit;
+    color: #515151;
+}
+</style>
 </body>
 
 </html>
diff --git a/freshman/宿舍规格/index.html b/freshman/宿舍规格/index.html
index 5ab0e44..5cdcc5e 100644
--- a/freshman/宿舍规格/index.html
+++ b/freshman/宿舍规格/index.html
@@ -832,6 +832,42 @@
         }
     })
 </script>
+
+
+<script type="text/javascript" async
+  src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-AMS-MML_HTMLorMML">
+MathJax.Hub.Config({
+  tex2jax: {
+    inlineMath: [['$','$']],
+    displayMath: [['$$','$$']],
+    processEscapes: true,
+    processEnvironments: true,
+    skipTags: ['script', 'noscript', 'style', 'textarea', 'pre'],
+    TeX: { equationNumbers: { autoNumber: "AMS" },
+         extensions: ["AMSmath.js", "AMSsymbols.js"] }
+  }
+});
+
+MathJax.Hub.Queue(function() {
+    
+    
+    
+    var all = MathJax.Hub.getAllJax(), i;
+    for(i = 0; i < all.length; i += 1) {
+        all[i].SourceElement().parentNode.className += ' has-jax';
+    }
+});
+</script>
+
+<style>
+code.has-jax {
+    font: inherit;
+    font-size: 100%;
+    background: inherit;
+    border: inherit;
+    color: #515151;
+}
+</style>
 </body>
 
 </html>
diff --git a/freshman/群/index.html b/freshman/群/index.html
index 461fe02..8860638 100644
--- a/freshman/群/index.html
+++ b/freshman/群/index.html
@@ -624,6 +624,42 @@
         }
     })
 </script>
+
+
+<script type="text/javascript" async
+  src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-AMS-MML_HTMLorMML">
+MathJax.Hub.Config({
+  tex2jax: {
+    inlineMath: [['$','$']],
+    displayMath: [['$$','$$']],
+    processEscapes: true,
+    processEnvironments: true,
+    skipTags: ['script', 'noscript', 'style', 'textarea', 'pre'],
+    TeX: { equationNumbers: { autoNumber: "AMS" },
+         extensions: ["AMSmath.js", "AMSsymbols.js"] }
+  }
+});
+
+MathJax.Hub.Queue(function() {
+    
+    
+    
+    var all = MathJax.Hub.getAllJax(), i;
+    for(i = 0; i < all.length; i += 1) {
+        all[i].SourceElement().parentNode.className += ' has-jax';
+    }
+});
+</script>
+
+<style>
+code.has-jax {
+    font: inherit;
+    font-size: 100%;
+    background: inherit;
+    border: inherit;
+    color: #515151;
+}
+</style>
 </body>
 
 </html>
diff --git a/index.html b/index.html
index 800fa6c..ab5738d 100644
--- a/index.html
+++ b/index.html
@@ -719,6 +719,42 @@ document.querySelector('.wrapper').addEventListener('mouseleave', function() {
         }
     })
 </script>
+
+
+<script type="text/javascript" async
+  src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-AMS-MML_HTMLorMML">
+MathJax.Hub.Config({
+  tex2jax: {
+    inlineMath: [['$','$']],
+    displayMath: [['$$','$$']],
+    processEscapes: true,
+    processEnvironments: true,
+    skipTags: ['script', 'noscript', 'style', 'textarea', 'pre'],
+    TeX: { equationNumbers: { autoNumber: "AMS" },
+         extensions: ["AMSmath.js", "AMSsymbols.js"] }
+  }
+});
+
+MathJax.Hub.Queue(function() {
+    
+    
+    
+    var all = MathJax.Hub.getAllJax(), i;
+    for(i = 0; i < all.length; i += 1) {
+        all[i].SourceElement().parentNode.className += ' has-jax';
+    }
+});
+</script>
+
+<style>
+code.has-jax {
+    font: inherit;
+    font-size: 100%;
+    background: inherit;
+    border: inherit;
+    color: #515151;
+}
+</style>
 </body>
 
 </html>
diff --git a/rapidlinks/快速链接/index.html b/rapidlinks/快速链接/index.html
index d3beece..4ba27eb 100644
--- a/rapidlinks/快速链接/index.html
+++ b/rapidlinks/快速链接/index.html
@@ -517,6 +517,42 @@
         }
     })
 </script>
+
+
+<script type="text/javascript" async
+  src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-AMS-MML_HTMLorMML">
+MathJax.Hub.Config({
+  tex2jax: {
+    inlineMath: [['$','$']],
+    displayMath: [['$$','$$']],
+    processEscapes: true,
+    processEnvironments: true,
+    skipTags: ['script', 'noscript', 'style', 'textarea', 'pre'],
+    TeX: { equationNumbers: { autoNumber: "AMS" },
+         extensions: ["AMSmath.js", "AMSsymbols.js"] }
+  }
+});
+
+MathJax.Hub.Queue(function() {
+    
+    
+    
+    var all = MathJax.Hub.getAllJax(), i;
+    for(i = 0; i < all.length; i += 1) {
+        all[i].SourceElement().parentNode.className += ' has-jax';
+    }
+});
+</script>
+
+<style>
+code.has-jax {
+    font: inherit;
+    font-size: 100%;
+    background: inherit;
+    border: inherit;
+    color: #515151;
+}
+</style>
 </body>
 
 </html>
diff --git a/ratings/index.html b/ratings/index.html
index 0a16876..ac83c0b 100644
--- a/ratings/index.html
+++ b/ratings/index.html
@@ -7,9 +7,7 @@
 <meta name="robots" content="index, follow">
 <title>选修课评分 | NEU小站</title>
 <meta name="keywords" content="">
-<meta name="description" content="点击 此处
下载选修课榜单 分类版 ver20230811.2220.xlsx。
-点击 此处
进入虎扑评分选修课榜单。
-在评论区交流有关选修课的一切。评论区支持markdown语法。">
+<meta name="description" content=" 点击 此处
下载选修课榜单 分类版 ver20230811.2220.xlsx。 点击 此处
进入虎扑评分选修课榜单。 在评论区交流有关选修课的一切。评论区支持markdown语法。 ">
 <meta name="author" content=" 
  
 
@@ -198,17 +196,11 @@
 <div class="post-content">
   
   <ul>
-<li>
-<p>点击 <a href="/ratings/%e9%80%89%e4%bf%ae%e8%af%be%e6%a6%9c%e5%8d%95%20%e5%88%86%e7%b1%bb%e7%89%88%20ver20230811.2220.xlsx" target="_blank">此处</a>
-下载<code>选修课榜单 分类版 ver20230811.2220.xlsx</code>。</p>
-</li>
-<li>
-<p>点击 <a href="https://bbsactivity.hupu.com/pc-viewer/index.html?t=https%3A%2F%2Fm.hupu.com%2Fscore%2Fdetail.html%3Fnight%3D0%26env%3Dprod%26outBizNo%3D67538%26outBizType%3Dcommon_first%26env%3Dprod" target="_blank">此处</a>
- 进入虎扑评分选修课榜单。</p>
-</li>
-<li>
-<p>在评论区交流有关选修课的一切。评论区支持<code>markdown</code>语法。</p>
-</li>
+<li>点击 <a href="/ratings/%e9%80%89%e4%bf%ae%e8%af%be%e6%a6%9c%e5%8d%95%20%e5%88%86%e7%b1%bb%e7%89%88%20ver20230811.2220.xlsx" target="_blank">此处</a>
+下载<code>选修课榜单 分类版 ver20230811.2220.xlsx</code>。</li>
+<li>点击 <a href="https://bbsactivity.hupu.com/pc-viewer/index.html?t=https%3A%2F%2Fm.hupu.com%2Fscore%2Fdetail.html%3Fnight%3D0%26env%3Dprod%26outBizNo%3D67538%26outBizType%3Dcommon_first%26env%3Dprod" target="_blank">此处</a>
+ 进入虎扑评分选修课榜单。</li>
+<li>在评论区交流有关选修课的一切。评论区支持<code>markdown</code>语法。</li>
 </ul>
 <hr>
 
@@ -438,6 +430,42 @@
         }
     })
 </script>
+
+
+<script type="text/javascript" async
+  src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-AMS-MML_HTMLorMML">
+MathJax.Hub.Config({
+  tex2jax: {
+    inlineMath: [['$','$']],
+    displayMath: [['$$','$$']],
+    processEscapes: true,
+    processEnvironments: true,
+    skipTags: ['script', 'noscript', 'style', 'textarea', 'pre'],
+    TeX: { equationNumbers: { autoNumber: "AMS" },
+         extensions: ["AMSmath.js", "AMSsymbols.js"] }
+  }
+});
+
+MathJax.Hub.Queue(function() {
+    
+    
+    
+    var all = MathJax.Hub.getAllJax(), i;
+    for(i = 0; i < all.length; i += 1) {
+        all[i].SourceElement().parentNode.className += ' has-jax';
+    }
+});
+</script>
+
+<style>
+code.has-jax {
+    font: inherit;
+    font-size: 100%;
+    background: inherit;
+    border: inherit;
+    color: #515151;
+}
+</style>
 </body>
 
 </html>
diff --git a/resources/c语言/index.html b/resources/c语言/index.html
index 38fa19a..7301daf 100644
--- a/resources/c语言/index.html
+++ b/resources/c语言/index.html
@@ -541,6 +541,42 @@
         }
     })
 </script>
+
+
+<script type="text/javascript" async
+  src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-AMS-MML_HTMLorMML">
+MathJax.Hub.Config({
+  tex2jax: {
+    inlineMath: [['$','$']],
+    displayMath: [['$$','$$']],
+    processEscapes: true,
+    processEnvironments: true,
+    skipTags: ['script', 'noscript', 'style', 'textarea', 'pre'],
+    TeX: { equationNumbers: { autoNumber: "AMS" },
+         extensions: ["AMSmath.js", "AMSsymbols.js"] }
+  }
+});
+
+MathJax.Hub.Queue(function() {
+    
+    
+    
+    var all = MathJax.Hub.getAllJax(), i;
+    for(i = 0; i < all.length; i += 1) {
+        all[i].SourceElement().parentNode.className += ' has-jax';
+    }
+});
+</script>
+
+<style>
+code.has-jax {
+    font: inherit;
+    font-size: 100%;
+    background: inherit;
+    border: inherit;
+    color: #515151;
+}
+</style>
 </body>
 
 </html>
diff --git a/resources/index.html b/resources/index.html
index 5c44129..7252e11 100644
--- a/resources/index.html
+++ b/resources/index.html
@@ -1369,6 +1369,42 @@ Edge或Chrome浏览器如果加载不出PDF预览，直接右键PDF区域选择
         }
     })
 </script>
+
+
+<script type="text/javascript" async
+  src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-AMS-MML_HTMLorMML">
+MathJax.Hub.Config({
+  tex2jax: {
+    inlineMath: [['$','$']],
+    displayMath: [['$$','$$']],
+    processEscapes: true,
+    processEnvironments: true,
+    skipTags: ['script', 'noscript', 'style', 'textarea', 'pre'],
+    TeX: { equationNumbers: { autoNumber: "AMS" },
+         extensions: ["AMSmath.js", "AMSsymbols.js"] }
+  }
+});
+
+MathJax.Hub.Queue(function() {
+    
+    
+    
+    var all = MathJax.Hub.getAllJax(), i;
+    for(i = 0; i < all.length; i += 1) {
+        all[i].SourceElement().parentNode.className += ' has-jax';
+    }
+});
+</script>
+
+<style>
+code.has-jax {
+    font: inherit;
+    font-size: 100%;
+    background: inherit;
+    border: inherit;
+    color: #515151;
+}
+</style>
 </body>
 
 </html>
diff --git a/resources/page/2/index.html b/resources/page/2/index.html
index 18d22cc..7391c82 100644
--- a/resources/page/2/index.html
+++ b/resources/page/2/index.html
@@ -1133,6 +1133,42 @@ Edge或Chrome浏览器如果加载不出PDF预览，直接右键PDF区域选择
         }
     })
 </script>
+
+
+<script type="text/javascript" async
+  src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-AMS-MML_HTMLorMML">
+MathJax.Hub.Config({
+  tex2jax: {
+    inlineMath: [['$','$']],
+    displayMath: [['$$','$$']],
+    processEscapes: true,
+    processEnvironments: true,
+    skipTags: ['script', 'noscript', 'style', 'textarea', 'pre'],
+    TeX: { equationNumbers: { autoNumber: "AMS" },
+         extensions: ["AMSmath.js", "AMSsymbols.js"] }
+  }
+});
+
+MathJax.Hub.Queue(function() {
+    
+    
+    
+    var all = MathJax.Hub.getAllJax(), i;
+    for(i = 0; i < all.length; i += 1) {
+        all[i].SourceElement().parentNode.className += ' has-jax';
+    }
+});
+</script>
+
+<style>
+code.has-jax {
+    font: inherit;
+    font-size: 100%;
+    background: inherit;
+    border: inherit;
+    color: #515151;
+}
+</style>
 </body>
 
 </html>
diff --git a/resources/protocol/index.html b/resources/protocol/index.html
index e0178d6..4428ee4 100644
--- a/resources/protocol/index.html
+++ b/resources/protocol/index.html
@@ -401,6 +401,42 @@
         }
     })
 </script>
+
+
+<script type="text/javascript" async
+  src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-AMS-MML_HTMLorMML">
+MathJax.Hub.Config({
+  tex2jax: {
+    inlineMath: [['$','$']],
+    displayMath: [['$$','$$']],
+    processEscapes: true,
+    processEnvironments: true,
+    skipTags: ['script', 'noscript', 'style', 'textarea', 'pre'],
+    TeX: { equationNumbers: { autoNumber: "AMS" },
+         extensions: ["AMSmath.js", "AMSsymbols.js"] }
+  }
+});
+
+MathJax.Hub.Queue(function() {
+    
+    
+    
+    var all = MathJax.Hub.getAllJax(), i;
+    for(i = 0; i < all.length; i += 1) {
+        all[i].SourceElement().parentNode.className += ' has-jax';
+    }
+});
+</script>
+
+<style>
+code.has-jax {
+    font: inherit;
+    font-size: 100%;
+    background: inherit;
+    border: inherit;
+    color: #515151;
+}
+</style>
 </body>
 
 </html>
diff --git a/resources/大化/index.html b/resources/大化/index.html
index 7049715..f7202d2 100644
--- a/resources/大化/index.html
+++ b/resources/大化/index.html
@@ -541,6 +541,42 @@
         }
     })
 </script>
+
+
+<script type="text/javascript" async
+  src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-AMS-MML_HTMLorMML">
+MathJax.Hub.Config({
+  tex2jax: {
+    inlineMath: [['$','$']],
+    displayMath: [['$$','$$']],
+    processEscapes: true,
+    processEnvironments: true,
+    skipTags: ['script', 'noscript', 'style', 'textarea', 'pre'],
+    TeX: { equationNumbers: { autoNumber: "AMS" },
+         extensions: ["AMSmath.js", "AMSsymbols.js"] }
+  }
+});
+
+MathJax.Hub.Queue(function() {
+    
+    
+    
+    var all = MathJax.Hub.getAllJax(), i;
+    for(i = 0; i < all.length; i += 1) {
+        all[i].SourceElement().parentNode.className += ' has-jax';
+    }
+});
+</script>
+
+<style>
+code.has-jax {
+    font: inherit;
+    font-size: 100%;
+    background: inherit;
+    border: inherit;
+    color: #515151;
+}
+</style>
 </body>
 
 </html>
diff --git a/resources/大物活页/index.html b/resources/大物活页/index.html
index 55a219b..3d7eada 100644
--- a/resources/大物活页/index.html
+++ b/resources/大物活页/index.html
@@ -541,6 +541,42 @@
         }
     })
 </script>
+
+
+<script type="text/javascript" async
+  src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-AMS-MML_HTMLorMML">
+MathJax.Hub.Config({
+  tex2jax: {
+    inlineMath: [['$','$']],
+    displayMath: [['$$','$$']],
+    processEscapes: true,
+    processEnvironments: true,
+    skipTags: ['script', 'noscript', 'style', 'textarea', 'pre'],
+    TeX: { equationNumbers: { autoNumber: "AMS" },
+         extensions: ["AMSmath.js", "AMSsymbols.js"] }
+  }
+});
+
+MathJax.Hub.Queue(function() {
+    
+    
+    
+    var all = MathJax.Hub.getAllJax(), i;
+    for(i = 0; i < all.length; i += 1) {
+        all[i].SourceElement().parentNode.className += ' has-jax';
+    }
+});
+</script>
+
+<style>
+code.has-jax {
+    font: inherit;
+    font-size: 100%;
+    background: inherit;
+    border: inherit;
+    color: #515151;
+}
+</style>
 </body>
 
 </html>
diff --git a/resources/孙子兵法/index.html b/resources/孙子兵法/index.html
index 0533eb4..25ed7dc 100644
--- a/resources/孙子兵法/index.html
+++ b/resources/孙子兵法/index.html
@@ -526,6 +526,42 @@
         }
     })
 </script>
+
+
+<script type="text/javascript" async
+  src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.7/MathJax.js?config=TeX-AMS-MML_HTMLorMML">
+MathJax.Hub.Config({
+  tex2jax: {
+    inlineMath: [['$','$']],
+    displayMath: [['$$','$$']],
+    processEscapes: true,
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