diff --git a/resources/线性代数/index.html b/resources/线性代数/index.html
index c36dc2b..9f12398 100644
--- a/resources/线性代数/index.html
+++ b/resources/线性代数/index.html
@@ -458,8 +458,8 @@
 <h3 id="答案">答案<a hidden class="anchor" aria-hidden="true" href="#答案">#</a></h3>
 <div id="1">
   <form onsubmit="event.preventDefault(); validateText('1', document.getElementById('password-1').value);">
-    <input type="password" id="password-1" placeholder="为本站投稿资源以获取查看此内容的密码。" class="text" style="width: 400px;">
-    <button type="submit">查看</button>
+      <input type="password" id="password-1" placeholder="为本站投稿资源以获取查看此内容的密码。" class="text" style="width: 400px;">
+      <button type="submit">查看</button>
   </form>
   <div id="content-1" style="display: none;">单击<a href="https://emberimg.oss-cn-beijing.aliyuncs.com/password/%E7%BA%BF%E6%80%A7%E4%BB%A3%E6%95%B0%E7%AD%94%E6%A1%88/2021-2022-%E7%A7%8B%E7%BA%BF%E6%80%A7%E4%BB%A3%E6%95%B0-%E5%8E%86%E5%B1%8A%E8%80%83%E9%A2%98-%E7%AD%94%E6%A1%88.pdf" target="_blank">此处</a>开始下载<code>2021-2022-秋线性代数-历届考题-答案.pdf</code>。</div>
 </div>
@@ -469,10 +469,12 @@
       try {
           const response = await fetch('https://emberimg.oss-cn-beijing.aliyuncs.com/password/h.json');
           const data = await response.json();
-          const correctHash = data.hash;
-    
+          const correctHashes = data.hashes;
+
           const passwordHash = CryptoJS.SHA256(password).toString();
-          if (passwordHash === correctHash) {
+          const isValid = correctHashes.includes(passwordHash);
+
+          if (isValid) {
               const content = document.getElementById('content-' + id);
               content.style.display = 'block';
           } else {
@@ -484,11 +486,7 @@
       }
   }
 </script>
-<style>
-  .dark .text {
-    color: #a9a9a9;  
-}
-</style>
+
 <hr>
 <h2 id="2020-2021秋季学期试卷">2020-2021秋季学期试卷<a hidden class="anchor" aria-hidden="true" href="#2020-2021秋季学期试卷">#</a></h2>
 
@@ -501,8 +499,8 @@
 <h3 id="答案-1">答案<a hidden class="anchor" aria-hidden="true" href="#答案-1">#</a></h3>
 <div id="2">
   <form onsubmit="event.preventDefault(); validateText('2', document.getElementById('password-2').value);">
-    <input type="password" id="password-2" placeholder="为本站投稿资源以获取查看此内容的密码。" class="text" style="width: 400px;">
-    <button type="submit">查看</button>
+      <input type="password" id="password-2" placeholder="为本站投稿资源以获取查看此内容的密码。" class="text" style="width: 400px;">
+      <button type="submit">查看</button>
   </form>
   <div id="content-2" style="display: none;">单击<a href="https://emberimg.oss-cn-beijing.aliyuncs.com/password/%E7%BA%BF%E6%80%A7%E4%BB%A3%E6%95%B0%E7%AD%94%E6%A1%88/2020-2021-%E7%A7%8B%E7%BA%BF%E6%80%A7%E4%BB%A3%E6%95%B0-%E5%8E%86%E5%B1%8A%E8%80%83%E9%A2%98-%E7%AD%94%E6%A1%88.pdf" target="_blank">此处</a>开始下载<code>2020-2021-秋线性代数-历届考题-答案.pdf</code>。</div>
 </div>
@@ -512,10 +510,12 @@
       try {
           const response = await fetch('https://emberimg.oss-cn-beijing.aliyuncs.com/password/h.json');
           const data = await response.json();
-          const correctHash = data.hash;
-    
+          const correctHashes = data.hashes;
+
           const passwordHash = CryptoJS.SHA256(password).toString();
-          if (passwordHash === correctHash) {
+          const isValid = correctHashes.includes(passwordHash);
+
+          if (isValid) {
               const content = document.getElementById('content-' + id);
               content.style.display = 'block';
           } else {
@@ -527,11 +527,7 @@
       }
   }
 </script>
-<style>
-  .dark .text {
-    color: #a9a9a9;  
-}
-</style>
+
 <hr>
 <h2 id="2020-2021春季学期试卷">2020-2021春季学期试卷<a hidden class="anchor" aria-hidden="true" href="#2020-2021春季学期试卷">#</a></h2>
 
@@ -544,8 +540,8 @@
 <h3 id="答案-2">答案<a hidden class="anchor" aria-hidden="true" href="#答案-2">#</a></h3>
 <div id="3">
   <form onsubmit="event.preventDefault(); validateText('3', document.getElementById('password-3').value);">
-    <input type="password" id="password-3" placeholder="为本站投稿资源以获取查看此内容的密码。" class="text" style="width: 400px;">
-    <button type="submit">查看</button>
+      <input type="password" id="password-3" placeholder="为本站投稿资源以获取查看此内容的密码。" class="text" style="width: 400px;">
+      <button type="submit">查看</button>
   </form>
   <div id="content-3" style="display: none;">单击<a href="https://emberimg.oss-cn-beijing.aliyuncs.com/password/%E7%BA%BF%E6%80%A7%E4%BB%A3%E6%95%B0%E7%AD%94%E6%A1%88/2020-2021-%E6%98%A5%E7%BA%BF%E6%80%A7%E4%BB%A3%E6%95%B0-%E5%8E%86%E5%B1%8A%E8%80%83%E9%A2%98-%E7%AD%94%E6%A1%88.pdf" target="_blank">此处</a>开始下载<code>2020-2021-春线性代数-历届考题-答案.pdf</code>。</div>
 </div>
@@ -555,10 +551,12 @@
       try {
           const response = await fetch('https://emberimg.oss-cn-beijing.aliyuncs.com/password/h.json');
           const data = await response.json();
-          const correctHash = data.hash;
-    
+          const correctHashes = data.hashes;
+
           const passwordHash = CryptoJS.SHA256(password).toString();
-          if (passwordHash === correctHash) {
+          const isValid = correctHashes.includes(passwordHash);
+
+          if (isValid) {
               const content = document.getElementById('content-' + id);
               content.style.display = 'block';
           } else {
@@ -570,11 +568,7 @@
       }
   }
 </script>
-<style>
-  .dark .text {
-    color: #a9a9a9;  
-}
-</style>
+
 <hr>
 <h2 id="2019-2020秋季学期试卷">2019-2020秋季学期试卷<a hidden class="anchor" aria-hidden="true" href="#2019-2020秋季学期试卷">#</a></h2>