diff --git a/工具/tools panel.py b/工具/tools panel.py
index deaca523..b0feaa95 100644
--- a/工具/tools panel.py	
+++ b/工具/tools panel.py	
@@ -39,6 +39,8 @@ def run_command():
         call(["python","修改题目数据库.py"])
     elif selectedtool == "修改题目STEP2":
         call(["python","修改结果汇入.py"])
+    elif selectedtool == "mathpix预处理":
+        call(["python","../文本处理工具/剪贴板文本整理_mathpix.py"])
 
 
 
@@ -101,6 +103,11 @@ LabelUSE.place(x=20,y=400)
 ButtonTHXT = Button(root, text = "题号选题pdf生成", command = lambda: (commandname.set("题号选题pdf生成"),LabelTool.config(text = "题号选题pdf生成")))
 ButtonTHXT.place(x=20,y=420)
 
+
+# 剪贴板文字处理按钮
+ButtonClip = Button(root, text = "mathpix预处理", height= 1, width = 13, command = lambda: (commandname.set("mathpix预处理"),LabelTool.config(text = "mathpix预处理")))
+ButtonClip.place(x=420, y = 550)
+
 # 运行按钮
 ButtonGo = Button(root, text ="运行", height = 1, width = 5, command = run_command)
 ButtonGo.place(x=600, y= 550)
diff --git a/工具/工具面板.py b/工具/工具面板.py
new file mode 100644
index 00000000..92208e54
--- /dev/null
+++ b/工具/工具面板.py
@@ -0,0 +1,89 @@
+from tkinter import *
+from subprocess import call
+import os
+
+root = Tk()
+
+root.geometry('800x600')
+
+root.title('题库v2.0工具面板')
+
+def temp():
+    pass
+
+def SetButton1(str):
+    commandname.set(str)
+    LabelTool.config(text = str)
+    button1.place(x = 600, y = 550)
+    button2.place_forget()
+
+
+def run_command1():
+    selectedtool = commandname.get()
+    if selectedtool == "题号选题pdf生成":
+        call(["python","题号选题pdf生成.py"])
+    elif selectedtool == "寻找空闲题号":
+        call(["python","寻找空闲题号.py"])
+    elif selectedtool == "批量收录题目":
+        call(["python","批量收录题目.py"])
+    elif selectedtool == "添加关联题目":
+        call(["python","添加关联题目.py"])
+    elif selectedtool == "修改题目数据库":
+        call(["python","修改题目数据库.py"])
+    elif selectedtool == "mathpix预处理":
+        call(["python","../文本处理工具/剪贴板文本整理_mathpix.py"])
+    elif selectedtool == "带圈数字处理":
+        call(["python","../文本处理工具/带圈数字处理.py"])
+    LabelTool.config(text = "STEP1命令执行完毕")
+
+def run_command2():
+    selectedtool = commandname.get()
+    if selectedtool == "添加关联题目":
+        call(["python","导入关联题目.py"])
+    elif selectedtool == "修改题目数据库":
+        call(["python","修改结果汇入.py"])
+    LabelTool.config(text = "STEP2命令执行完毕")
+
+commandname = StringVar()
+commandname.set("none")
+LabelTool = Label(root, text = "工具选择待定", height = 1, width = 25, anchor=W)
+LabelTool.place(x=420,y=50)
+
+button1 = Button(root, text = "运行STEP1", command = run_command1)
+button2 = Button(root, text = "运行STEP2", command = run_command2)
+button3 = Button(root, text = "运行STEP3")
+
+menubar = Menu(root)
+
+# 设置 录入 菜单项
+ImportMenu = Menu(menubar, tearoff = False)
+menubar.add_cascade(label = "录入", menu = ImportMenu)
+ImportMenu.add_command(label = "寻找空闲题号", command = lambda: (commandname.set("寻找空闲题号"),LabelTool.config(text = "寻找空闲题号"),button1.place(x = 600, y = 550),button2.place_forget()))
+ImportMenu.add_separator()
+ImportMenu.add_command(label = "批量收录题目", command = lambda: (commandname.set("批量收录题目"),LabelTool.config(text = "批量收录题目"),button1.place(x = 600, y = 550),button2.place_forget(),os.system("code 批量收录题目.py")))
+ImportMenu.add_command(label = "添加关联题目", command = lambda: (commandname.set("添加关联题目"),LabelTool.config(text = "添加关联题目(两阶段)"),button1.place(x = 600, y = 550),button2.place(x = 700, y = 550),os.system("code 添加关联题目.py")))
+
+# 设置 维护 菜单项
+MaintainenceMenu = Menu(menubar, tearoff = False)
+menubar.add_cascade(label = "维护", menu = MaintainenceMenu)
+MaintainenceMenu.add_command(label = "修改题目", command = lambda: (commandname.set("修改题目数据库"),LabelTool.config(text = "修改题目(两阶段)"),button1.place(x = 600, y = 550),button2.place(x = 700, y = 550),os.system("code 修改题目数据库.py")))
+
+# 设置 使用 菜单项
+UseMenu = Menu(menubar, tearoff = False)
+menubar.add_cascade(label = "使用", menu = UseMenu)
+UseMenu.add_command(label = "题号选题pdf生成", command = lambda: (commandname.set("题号选题pdf生成"),LabelTool.config(text = "题号选题pdf生成"),button1.place(x = 600, y = 550),button2.place_forget(),os.system("code 题号选题pdf生成.py")))
+
+# 设置 其他 菜单项
+OtherMenu = Menu(menubar, tearoff = False)
+menubar.add_cascade(label = "其他", menu = OtherMenu)
+OtherMenu.add_command(label = "mathpix预处理", command = lambda: (commandname.set("mathpix预处理"),LabelTool.config(text = "mathpix预处理"),button1.place(x = 600, y = 550),button2.place_forget()))
+OtherMenu.add_command(label = "带圈数字处理", command = lambda: (commandname.set("带圈数字处理"),LabelTool.config(text = "带圈数字处理"),button1.place(x = 600, y = 550),button2.place_forget()))
+
+
+menubar.add_command(label = "退出", command = root.destroy)
+
+
+
+root.config(menu = menubar)
+
+root.mainloop()
\ No newline at end of file
diff --git a/工具/题号选题pdf生成.py b/工具/题号选题pdf生成.py
index 218fb9c1..cb258429 100644
--- a/工具/题号选题pdf生成.py
+++ b/工具/题号选题pdf生成.py
@@ -7,13 +7,13 @@ import os,re,time,json,sys
 """---设置题目列表---"""
 #留空为编译全题库, a为读取临时文件中的题号筛选.txt文件生成题库
 problems = r"""
-a
+1:10
 """
 """---设置题目列表结束---"""
 
 """---设置文件名---"""
 #目录和文件的分隔务必用/
-filename = "临时文件/易错题"
+filename = "临时文件/测试"
 """---设置文件名结束---"""
 
 """---设置是否需要解答题的空格---"""
diff --git a/文本处理工具/剪贴板文本整理_mathpix.py b/文本处理工具/剪贴板文本整理_mathpix.py
new file mode 100644
index 00000000..bf056cb5
--- /dev/null
+++ b/文本处理工具/剪贴板文本整理_mathpix.py
@@ -0,0 +1,368 @@
+import os,re
+import win32clipboard as wc
+import win32con
+
+# 获取剪切板内容
+def getCopy():
+    wc.OpenClipboard()
+    t = wc.GetClipboardData(win32con.CF_UNICODETEXT)
+    wc.CloseClipboard()
+    return t
+
+# 写入剪切板内容
+def setCopy(str):
+    wc.OpenClipboard()
+    wc.EmptyClipboard()
+    wc.SetClipboardData(win32con.CF_UNICODETEXT, str)
+    wc.CloseClipboard()
+
+def full_stop(matchobj):
+    if matchobj.group(1) == "。" or matchobj.group(1) == "．":
+        return ". "
+    else:
+        return ".\n"
+def refine_brackets(matchobj):
+    return matchobj.group(1)[1:-1]
+def insert_a_blank(matchobj):
+    return matchobj.group(1)[:-1]+" "+matchobj.group(1)[-1]
+def multiple_choice(matchobj):
+    string = "\\fourch" + "{" + matchobj.group(1) + "}{" + matchobj.group(2) + "}{" + matchobj.group(3) + "}{" + matchobj.group(4) + "}\n"
+    return string
+def boldsymbols(matchobj):
+    return "\\i"+matchobj.group(1)[:-1]+"\\mathbf{"+matchobj.group(1)[-1]+"}"
+def boldsymbols_star(matchobj):
+    return "\\in \\mathbf{"+matchobj.group(1)+"}^*"
+def singleboldsymbols(matchobj):
+    return "$\\mathbf{" + matchobj.group(1) + "}$"
+def blackboardbold(matchobj):
+    string = "\\mathbf" + "{" + matchobj.group(1) + "}"
+    return string
+def limit(matchobj):
+    return "\\displaystyle\\lim_{"+matchobj.group(1)+"}"
+def replace_i(matchobj):
+    string = matchobj.group(1)
+    length = len(string)
+    for i in range(length-1,-1,-1):
+        if string[i] == "i" and not "item" in string[i:] and not "overline" in string[i:]:
+            string = string[:i] + "\\mathrm{i}" + string[i+1:]
+    return string
+def refine_log(matchobj):
+    return r"\log_"+matchobj.group(1)
+def refine_powers(matchobj):
+    base = matchobj.group(1)
+    power = matchobj.group(2)
+    return base + "^" + power
+def refine_sequences(matchobj):
+    return "\{" + matchobj.group(1) + "\}"
+def refine_starting_brackets(matchobj):
+    return "$" + matchobj.group(1)
+def refine_left_operating_brackets(matchobj):
+    obj = matchobj.group(2)
+    return matchobj.group(1)+obj
+def refine_right_operating_brackets(matchobj):
+    obj = matchobj.group(1)
+    return obj + matchobj.group(2)
+def refine_brackets_in_brackets(matchobj):
+    return matchobj.group(1) + matchobj.group(2) + matchobj.group(3)
+def mathbf(matchobj):
+    return "\\mathbf{" + matchobj.group(1) + "}^" + matchobj.group(2)
+#以上是202207之前的文本处理机制
+global layer
+def rename_bracket(matchobj):
+    return "leftbracket" + str(layer) + matchobj.group(1) + "rightbracket" + str(layer)
+def frac_brackets(matchobj):
+    return "frac{"+matchobj.group(1)+"}{"+matchobj.group(2)+"}"
+def frac_single_second_bracket(matchobj):
+    return "frac "+matchobj.group(1)+"{"+matchobj.group(2)+"}"
+def recall_vital_bracket(matchobj):
+    return matchobj.group(1) + "{" + matchobj.group(2) + "}"
+def sqrt_brackets(matchobj):
+    if matchobj.group(1) == None:
+        first_group = ""
+    else:
+        first_group = matchobj.group(1)
+    return "sqrt "+ first_group +"{" + matchobj.group(2) + "}"
+#def refine_frac(string):
+#    for s in range(7):
+#        for t in range(7):
+#            string = re.sub(r"frac[\s]*leftbracket"+str(s)+"(.*?)"+r"rightbracket"+str(s)+"[\s]*"+r"leftbracket"+str(t)+"(.*?)"+r"rightbracket"+str(t),frac_brackets,string)
+#    return string
+def refine_single_second_frac(string):
+    for s in range(7):
+        string = re.sub(r"frac[\s]*(\w)[\s]*leftbracket"+str(s)+"(.*?)"+r"rightbracket"+str(s),frac_single_second_bracket,string)
+    return string
+def refine_vital_bracket(string):
+    for s in range(7):
+        string = re.sub(r"(frac)[\s]*leftbracket"+str(s)+"(.*?)rightbracket"+str(s),recall_vital_bracket,string)
+        string = re.sub(r"(line)[\s]*leftbracket"+str(s)+"(.*?)rightbracket"+str(s),recall_vital_bracket,string)
+        string = re.sub(r"(arrow)[\s]*leftbracket"+str(s)+"(.*?)rightbracket"+str(s),recall_vital_bracket,string)
+        string = re.sub(r"(_)[\s]*leftbracket"+str(s)+"(.*?)rightbracket"+str(s),recall_vital_bracket,string)
+        string = re.sub(r"(\^)[\s]*leftbracket"+str(s)+"(.*?)rightbracket"+str(s),recall_vital_bracket,string)
+        string = re.sub(r"(mathrm)[\s]*leftbracket"+str(s)+"(.*?)rightbracket"+str(s),recall_vital_bracket,string)
+        string = re.sub(r"(mathbf)[\s]*leftbracket"+str(s)+"(.*?)rightbracket"+str(s),recall_vital_bracket,string)
+        string = re.sub(r"(begin)[\s]*leftbracket"+str(s)+"(.*?)rightbracket"+str(s),recall_vital_bracket,string)
+        string = re.sub(r"(end)[\s]*leftbracket"+str(s)+"(.*?)rightbracket"+str(s),recall_vital_bracket,string)
+    return string
+def refine_sqrt(string):
+    for s in range(7):
+        string = re.sub(r"sqrt[\s]*(\[\w*\])*[\s]*leftbracket"+str(s)+"(.*?)rightbracket"+str(s),sqrt_brackets,string)
+    return string
+def give_blanks(string):
+    string = re.sub(r"(sqrt[\w])",insert_a_blank,string)
+    string = re.sub(r"(frac[\w])",insert_a_blank,string)
+    return string
+def give_brackets(string):
+    string = re.sub(r"leftbracket\d","",string)
+    string = re.sub(r"rightbracket\d","",string)
+    string = re.sub(r"leftset",r"\{",string)
+    string = re.sub(r"rightset",r"\}",string)
+    return string
+#以上是20220715新加的文本处理机制
+def initial_bracket_search(string):
+    t = re.search(r"^[\s]*?leftbracket(\d)",string)
+    if t == None:
+        return -1
+    else:
+        return t.span()[1]
+def initial_brackets_pair_search(string,d):
+    t = re.search("rightbracket"+d,string)
+    if t == None:
+        return -1
+    else:
+        return t.span()[1]
+def refine_frac(string):
+    eq_left = ""
+    eq_right = string
+    while re.search("frac",eq_right) != None:
+        pos = re.search("frac",eq_right)
+        eq_left += eq_right[:pos.span()[1]]
+        eq_right = eq_right[pos.span()[1]:]
+        if initial_bracket_search(eq_right)>0:
+            pos = initial_brackets_pair_search(eq_right,eq_right[initial_bracket_search(eq_right)-1])
+            first_bracket = eq_right[:pos]
+            first_layer = first_bracket[-1]
+            eq_remain = eq_right[pos:]
+            if initial_bracket_search(eq_remain)>0:
+                pos = initial_brackets_pair_search(eq_remain,eq_remain[initial_bracket_search(eq_remain)-1])
+                second_bracket = eq_remain[:pos]
+                second_layer = second_bracket[-1]
+                first_bracket = re.sub(r"leftbracket"+first_layer,"{",first_bracket)
+                second_bracket = re.sub(r"leftbracket"+second_layer,"{",second_bracket)
+                first_bracket = re.sub(r"rightbracket"+first_layer,"}",first_bracket)
+                second_bracket = re.sub(r"rightbracket"+second_layer,"}",second_bracket)
+                eq_right = first_bracket+second_bracket+eq_remain[pos:]
+    return eq_left+eq_right
+#以上是20220718修改的大括号处理机制, 修复了一个bug
+def reduce_blank(matchobj):
+    return matchobj.group(1).replace(" ","")
+def add_dollars(matchobj):
+    return matchobj.group(1)[0] + r"$" + matchobj.group(1)[1:-1] + r"$" + matchobj.group(1)[-1]
+def del_first_char(matchobj):
+    return matchobj.group(1)[1:]
+def add_underline(matchobj):
+    return matchobj.group(1)[0] + "_" + matchobj.group(1)[-1]
+def brackets_to_cwords(matchobj):
+    return "左括号"+matchobj.group(1)+"右括号"
+def cwords_to_brackets(matchobj):
+    return "("+matchobj.group(1)+")"
+def circled_brackets(matchobj):
+    return matchobj.group(1)[:-1]+"{"+matchobj.group(1)[-1] + "}"
+
+# try:
+#     os.chdir(r"D:\mathdept\mathdept\文本处理程序等")
+# except:
+#     os.chdir(r"D:\mathdept\文本处理程序等")
+# with open("textfile.txt", "r", encoding = "utf8") as textfile:
+#     data = textfile.read()
+
+data = getCopy()
+
+
+#去除左右括号的前缀
+data = data.replace(r"\rightarrow",r"\to")
+data = data.replace(r"\left.","").replace(r"\left","").replace(r"\right.","").replace(r"\right","")
+
+#全角半角符号替换
+data = re.sub("　","  ",data)
+data = re.sub("(。[\n]*)",full_stop,data)
+data = re.sub("(．[\n]*)",full_stop,data)
+data = re.sub("，",", ",data)
+data = re.sub("：",": ",data)
+data = re.sub("；","; ",data)
+data = re.sub("（","(",data)
+data = re.sub("）",")",data)
+data = re.sub("？","? ",data)
+data = re.sub("“","``",data)
+data = re.sub("”","''",data)
+data = re.sub(" ``","``",data)
+data = re.sub("'' ","''",data)
+
+#替换题号
+data = re.sub("(^[例]*[0-9]+[\s]*\.[\s]+)","\\n\\\\item ",data)
+data = re.sub("(^[例]*[0-9]+[\s]*、[\s]*)","\\n\\\\item ",data)
+data = re.sub("(\\n[例]*[0-9]+[\s]*\.[\s]+)","\\n\\\\item ",data)
+data = re.sub("(\\n[例]*[0-9]+[\s]*、[\s]*)","\\n\\\\item ",data)
+
+#公式标志换成$符号
+data = re.sub("\\\\\[",r"$",data)
+data = re.sub("\\\\\]",r"$",data)
+data = re.sub("\$\$","",data)
+
+#标点和$符号分开
+data = re.sub(r"([,.:;])\$",lambda x:x.group(1)+" $",data)
+
+#选择题替换成标准格式
+data = re.sub("A\.([\s\S]*?)B\.([\s\S]*?)C\.([\s\S]*?)D\.([\s\S]*?)\\n",multiple_choice,data)
+data = re.sub("\(A\)([\s\S]*?)\(B\)([\s\S]*?)\(C\)([\s\S]*?)\(D\)([\s\S]*?)\\n",multiple_choice,data)
+data = re.sub("Ａ\.([\s\S]*?)Ｂ\.([\s\S]*?)Ｃ\.([\s\S]*?)Ｄ\.([\s\S]*?)\\n",multiple_choice,data)
+data = re.sub("\(Ａ\)([\s\S]*?)\(Ｂ\)([\s\S]*?)\(Ｃ\)([\s\S]*?)\(Ｄ\)([\s\S]*?)\\n",multiple_choice,data)
+data = re.sub("\$[ ]+\}","$}",data)
+data = re.sub("\{[ ]+\$","{$",data)
+
+#替换frac为dfrac
+data = data.replace("\\frac","\\dfrac")
+
+#替换多余的空行
+for i in range(20):
+    data = re.sub("\n[\t ]*\n","\n",data)
+
+#删除\quad
+data = re.sub(r"\\q+uad","",data)
+
+#删除~
+data = re.sub(r"~","",data)
+
+
+
+data1 = data #替换后暂存data1
+
+#分离文字和公式
+raw_texts = [] #文字数组
+raw_equations = [] #公式数组
+d = data
+while len(d) > 0:
+    interval = re.search(r"\$[\s\S]*?\$",d)
+    if not interval == None:
+        (start, end) = interval.span()
+        raw_texts.append(d[:start])
+        raw_equations.append(d[start:end])
+        d = d[end:]
+    else:
+        raw_texts.append(d)
+        d = ""
+#至此已经分离了文字和公式，公式在两个$之内，包含两个$
+
+modified_texts = []
+modified_equations = []
+
+for text in raw_texts:
+    text1 = text
+    #删除选项中无用的空格
+    text1 = re.sub("\{[\s]+?","{",text1)
+    text1 = re.sub("[\s]+?\}","}",text1)
+    #填空题的处理
+    # text1 = re.sub("[ _]{2,}",r"\\blank{50}",text1)
+    #选择题的处理
+    text1 = re.sub(r"\(\\blank\{50\}\)","\\\\bracket{20}",text1)
+    text1 = re.sub(r"\([\s]{1,10}\)","\\\\bracket{20}",text1)
+    #逗号后面加空格
+    text1 = re.sub(",[ ]*",", ",text1)
+    text1 = re.sub(r"\.\}","}",text1)
+    text1 = re.sub(r"\n\d{1,3}\.",r"\n\\item ",text1)
+    # text1 = re.sub(r"\s{2,}\.",r"\\blank{50}.",text1)
+    # text1 = re.sub(r"\s{2,}\,",r"\\blank{50},",text1)
+    text1 = re.sub(r"\s*\\bracket\{20\}\s*\n",r"\\bracket{20}.\n",text1)
+    #改非规范选择题
+    text1 = re.sub(r"[\.;]\}","}",text1)
+    text1 = re.sub(r"([\u4e00-\u9fa5])[\s]+([\d]{1,6})[\s]+([\u4e00-\u9fa5])",lambda x:x.group(1)+"$"+x.group(2)+"$"+x.group(3),text1)
+    modified_texts.append(text1)
+    
+
+for equation in raw_equations:
+    equation1 = equation
+    #删除一些无效大括号
+    for i in range(3):
+        equation1 = re.sub(r"_\{([0-9a-zA-Z])\}",lambda x:"_"+x.group(1),equation1)
+        equation1 = re.sub(r"\^\{([0-9a-zA-Z])\}",lambda x:"^"+x.group(1),equation1)
+    #合并一些公式中的无效空格
+    for i in range(2):
+        equation1 = re.sub(r"([0-9A-Z])\s+([0-9A-Z])",lambda x:x.group(1)+x.group(2),equation1)
+    #改变组合数和排列数
+    equation1 = re.sub(r"([CP])(_[^_\^]{,5}\^)",lambda x:r"\mathrm{"+x.group(1)+"}"+x.group(2),equation1)
+    #改单位
+    equation1 = re.sub(r"mathrm\{cm\}","text{cm}",equation1)
+    equation1 = re.sub(r"mathrm\{km\}","text{km}",equation1)
+    modified_equations.append(equation1)
+
+
+#整合修改过的文本和公式    
+modified_data = ""
+for i in range(len(modified_texts)):
+    try:
+        modified_data += modified_texts[i]
+    except:
+        a = 1
+    try:
+        modified_data += modified_equations[i]
+    except:
+        a = 1
+modified_data = re.sub(r"[ ]+\n","\n",modified_data)
+modified_data = re.sub(r"\$[\s]*?\\parallel[\s]*?\$",r"\\parallel",modified_data)
+modified_data = re.sub(r"\n例\s*?\d{1,3}\s*",r"\n\\item ",modified_data)
+modified_data = re.sub(r"(\$[\,\.:;]\$)",refine_brackets,modified_data)
+
+
+#以下是mathpix之后的空格去除
+for i in range(3):
+    modified_data = re.sub(r"([\u4e00-\u9fa5])( )([\u4e00-\u9fa5])",lambda x:x.group(1)+x.group(3),modified_data)
+    modified_data = re.sub(r"\$ ","$",modified_data)
+    modified_data = re.sub(r" \$","$",modified_data)
+#mathpix的错别字修改
+modified_data = modified_data.replace("雉","锥")
+modified_data = re.sub("[粗秿]圆","椭圆",modified_data)
+modified_data = modified_data.replace("针角","钝角")
+modified_data = re.sub("投郑","投掷",modified_data)
+modified_data = re.sub("抛郑","抛掷",modified_data)
+modified_data = re.sub("范目","范围",modified_data)
+modified_data = re.sub("揷","插",modified_data)
+#mathpix的自由向量修改
+modified_data = modified_data.replace(r"\vec",r"\overrightarrow ")
+modified_data = modified_data.replace(r"\bar",r"\overline ")
+#mathpix的极限修改
+modified_data = re.sub(r"\\lim[\s]*_\{n \\to \\infty\}",r"\\displaystyle\\lim_{n\\to\\infty}",modified_data)
+#mathpix的顿号修改
+modified_data = modified_data.replace(r" 、 ",r"$、$")
+#改slant等
+modified_data = modified_data.replace(r"slant","")
+modified_data = modified_data.replace(r"\mid","|")
+modified_data = re.sub(r"\\mathrm\{\\mathrm\{i\}\}",r"\\mathrm{i}",modified_data)
+modified_data = modified_data.replace(",$",", $")
+modified_data = modified_data.replace(" / /",r"\parallel")
+modified_data = modified_data.replace("mathrmR",r"mathbf{R}")
+modified_data = modified_data.replace(r"^{\prime}","'")
+modified_data = re.sub(r"\^\{\\dfrac",r"^{\\frac",modified_data)
+modified_data = re.sub(r"\^\{-\\dfrac",r"^{-\\frac",modified_data)
+modified_data = re.sub(r"_\{\\dfrac",r"_{\\frac",modified_data)
+modified_data = re.sub(r"_\{-\\dfrac",r"_{-\\frac",modified_data)
+
+#改分段函数等
+modified_data = re.sub(r"\\{\\begin\{array\}\{[rcl]*\}",r"\\begin{cases}",modified_data)
+modified_data = re.sub(r"\\end{array}",r"\\end{cases}",modified_data)
+
+#冒号后加空格
+modified_data = re.sub(r":([\S])", lambda x:": "+x.group(1),modified_data)
+
+#识别填空题加空格
+modified_data = re.sub(r"([\u4e00-\u9fa5\$])[\s]*\n\\item",lambda x: x.group(1)+"\\blank{50}.\n\\item",modified_data)
+
+#识别选择题加括号
+modified_data = re.sub(r"\$\(\s*\)\$",r"\\bracket{20}",modified_data)
+modified_data = re.sub(r"([\u4e00-\u9fa5\$])[\s]*\n\\fourch",lambda x: x.group(1)+"\\bracket{20}.\n\\fourch",modified_data)
+
+#改圆弧
+modified_data = re.sub(r"overparen",r"overset\\frown",modified_data)
+
+setCopy(modified_data)
+
+with open("临时文件/outputfile.txt","w",encoding = "utf8") as f:
+    f.write(modified_data)
\ No newline at end of file
diff --git a/文本处理工具/带圈数字处理.py b/文本处理工具/带圈数字处理.py
new file mode 100644
index 00000000..3d918646
--- /dev/null
+++ b/文本处理工具/带圈数字处理.py
@@ -0,0 +1,31 @@
+import os,re
+import win32clipboard as wc
+import win32con
+
+# 获取剪切板内容
+def getCopy():
+    wc.OpenClipboard()
+    t = wc.GetClipboardData(win32con.CF_UNICODETEXT)
+    wc.CloseClipboard()
+    return t
+
+# 写入剪切板内容
+def setCopy(str):
+    wc.OpenClipboard()
+    wc.EmptyClipboard()
+    wc.SetClipboardData(win32con.CF_UNICODETEXT, str)
+    wc.CloseClipboard()
+
+
+data = getCopy()
+# print(modified_data)
+modified_data = re.sub(r"\((\d)\)",lambda x: "\\textcircled{"+x.group(1)+"}",data)
+# print(modified_data)
+modified_data = re.sub(r"\$\\textcircled\{\\scriptsize\{(\d)\}\}",lambda x: "\\textcircled{"+x.group(1)+"}$",modified_data)
+modified_data = re.sub(r"\\textcircled\{\\scriptsize\{(\d)\}\}",lambda x: "\\textcircled{"+x.group(1)+"}",modified_data)
+
+
+setCopy(modified_data)
+
+with open("临时文件/outputfile.txt","w",encoding = "utf8") as f:
+    f.write(modified_data)
\ No newline at end of file