diff --git a/工具/添加题目到数据库.ipynb b/工具/添加题目到数据库.ipynb
index 2389689f..91ac9c05 100644
--- a/工具/添加题目到数据库.ipynb
+++ b/工具/添加题目到数据库.ipynb
@@ -101,7 +101,7 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3.9.15 ('pythontest')",
+   "display_name": "mathdept",
    "language": "python",
    "name": "python3"
   },
@@ -115,12 +115,12 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.15"
+   "version": "3.9.15 (main, Nov 24 2022, 14:39:17) [MSC v.1916 64 bit (AMD64)]"
   },
   "orig_nbformat": 4,
   "vscode": {
    "interpreter": {
-    "hash": "91219a98e0e9be72efb992f647fe78b593124968b75db0b865552d6787c8db93"
+    "hash": "ff3c292c316ba85de6f1ad75f19c731e79d694e741b6f515ec18f14996fe48dc"
    }
   }
  },
diff --git a/工具/讲义生成.ipynb b/工具/讲义生成.ipynb
index eb9552bb..06a63563 100644
--- a/工具/讲义生成.ipynb
+++ b/工具/讲义生成.ipynb
@@ -224,7 +224,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.15"
+   "version": "3.9.15 (main, Nov 24 2022, 14:39:17) [MSC v.1916 64 bit (AMD64)]"
   },
   "orig_nbformat": 4,
   "vscode": {
diff --git a/工具/识别题库中尚未标注的题目类型.ipynb b/工具/识别题库中尚未标注的题目类型.ipynb
index 6dc660d4..f1b5d912 100644
--- a/工具/识别题库中尚未标注的题目类型.ipynb
+++ b/工具/识别题库中尚未标注的题目类型.ipynb
@@ -85,7 +85,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.15"
+   "version": "3.9.15 (main, Nov 24 2022, 14:39:17) [MSC v.1916 64 bit (AMD64)]"
   },
   "orig_nbformat": 4,
   "vscode": {
diff --git a/题库0.3/Problems.json b/题库0.3/Problems.json
index 0d40ce48..c2adec2c 100644
--- a/题库0.3/Problems.json
+++ b/题库0.3/Problems.json
@@ -311523,7 +311523,7 @@
     },
     "012642": {
         "id": "012642",
-        "content": "某中学从甲、乙两个班中各选出$15$名学生参加知识竞赛, 将他们的成绩(满分$100$分)进行统计分析, 绘制成如图所示的茎叶图. 设成绩在$88$分以上(含$88$分)的学生为优秀学生, 现从甲、乙两班的优秀学生中各取$1$人, 记甲班选取的学生成绩不低于乙班选取得学生成绩记为事件$A$, 则事件$A$发生的概率$P(A)=$\\blank{50}.\n\\begin{center}\n\\begin{tabular}{r|c|l}\n甲 & & 乙\\\\\n& 5 & 8\\\\\n8 \\ 0& 6 & 6 \\ 9\\\\\n9 \\ 8 \\ 5 & 7 & 0 \\ 5 \\ 6 \\ 6 \\ 6 \\ 8 \\ 8\\\\\n8 \\ 7 \\ 6 \\ 4 \\ 1 & 8 & 6 \\ 6 \\\\\n8 \\ 6 \\ 2 \\ 2 \\ 1  & 9 & 5 \\ 8 \\ 8\n\\end{tabular}\n\\end{center}",
+        "content": "某中学从甲、乙两个班中各选出$15$名学生参加知识竞赛, 将他们的成绩(满分$100$分)进行统计分析, 绘制成如图所示的茎叶图. 设成绩在$88$分以上(含$88$分)的学生为优秀学生, 现从甲、乙两班的优秀学生中各取$1$人, 记甲班选取的学生成绩不低于乙班选取的学生成绩记为事件$A$, 则事件$A$发生的概率$P(A)=$\\blank{50}.\n\\begin{center}\n\\begin{tabular}{r|c|l}\n甲 & & 乙\\\\\n& 5 & 8\\\\\n8 \\ 0& 6 & 6 \\ 9\\\\\n9 \\ 8 \\ 5 & 7 & 0 \\ 5 \\ 6 \\ 6 \\ 6 \\ 8 \\ 8\\\\\n8 \\ 7 \\ 6 \\ 4 \\ 1 & 8 & 6 \\ 6 \\\\\n8 \\ 6 \\ 2 \\ 2 \\ 1  & 9 & 5 \\ 8 \\ 8\n\\end{tabular}\n\\end{center}",
         "objs": [],
         "tags": [],
         "genre": "填空题",