diff --git a/mainwindow.ui b/mainwindow.ui
deleted file mode 100644
index 18d8da4..0000000
--- a/mainwindow.ui
+++ /dev/null
@@ -1,98 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<ui version="4.0">
- <class>MainWindow</class>
- <widget class="QMainWindow" name="MainWindow">
-  <property name="geometry">
-   <rect>
-    <x>0</x>
-    <y>0</y>
-    <width>800</width>
-    <height>600</height>
-   </rect>
-  </property>
-  <property name="windowTitle">
-   <string>MainWindow</string>
-  </property>
-  <widget class="QWidget" name="centralwidget">
-   <widget class="QTableView" name="tableView">
-    <property name="geometry">
-     <rect>
-      <x>200</x>
-      <y>0</y>
-      <width>361</width>
-      <height>321</height>
-     </rect>
-    </property>
-   </widget>
-   <widget class="QLineEdit" name="idEdit">
-    <property name="geometry">
-     <rect>
-      <x>170</x>
-      <y>350</y>
-      <width>113</width>
-      <height>27</height>
-     </rect>
-    </property>
-   </widget>
-   <widget class="QLineEdit" name="nameEdit">
-    <property name="geometry">
-     <rect>
-      <x>310</x>
-      <y>350</y>
-      <width>113</width>
-      <height>27</height>
-     </rect>
-    </property>
-   </widget>
-   <widget class="QLineEdit" name="scoreEdit">
-    <property name="geometry">
-     <rect>
-      <x>470</x>
-      <y>350</y>
-      <width>113</width>
-      <height>27</height>
-     </rect>
-    </property>
-   </widget>
-   <widget class="QPushButton" name="addButton">
-    <property name="geometry">
-     <rect>
-      <x>220</x>
-      <y>430</y>
-      <width>98</width>
-      <height>26</height>
-     </rect>
-    </property>
-    <property name="text">
-     <string>AddStudent</string>
-    </property>
-   </widget>
-   <widget class="QPushButton" name="deleteButton">
-    <property name="geometry">
-     <rect>
-      <x>450</x>
-      <y>430</y>
-      <width>98</width>
-      <height>26</height>
-     </rect>
-    </property>
-    <property name="text">
-     <string>DelStudent</string>
-    </property>
-   </widget>
-  </widget>
-  <widget class="QMenuBar" name="menubar">
-   <property name="geometry">
-    <rect>
-     <x>0</x>
-     <y>0</y>
-     <width>800</width>
-     <height>21</height>
-    </rect>
-   </property>
-  </widget>
-  <widget class="QStatusBar" name="statusbar"/>
- </widget>
- <resources/>
- <connections/>
-</ui>