diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 98653a7c9e5ed7670cc5f8d97d038e0ed280f337..24cdb3787537e13861f7364599ecec473b9b68cc 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -2,10 +2,7 @@
 <project version="4">
   <component name="ChangeListManager">
     <list default="true" id="34e32fa1-0595-45b0-acb0-186f150c9334" name="Default" comment="">
-      <change beforePath="$PROJECT_DIR$/App.py" afterPath="$PROJECT_DIR$/App.py" />
-      <change beforePath="$PROJECT_DIR$/PrintPreview.py" afterPath="$PROJECT_DIR$/PrintPreview.py" />
-      <change beforePath="$PROJECT_DIR$/readme.md" afterPath="$PROJECT_DIR$/readme.md" />
-      <change beforePath="$PROJECT_DIR$/utils/PSM_help.py" afterPath="$PROJECT_DIR$/utils/PSM_help.py" />
+      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" afterPath="$PROJECT_DIR$/.idea/workspace.xml" />
     </list>
     <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
     <option name="TRACKING_ENABLED" value="true" />
@@ -19,7 +16,7 @@
     <SUITE FILE_PATH="coverage/PrimarySchoolMath$Psm.coverage" NAME="Psm Coverage Results" MODIFIED="1540345215266" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="true" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="$PROJECT_DIR$" />
     <SUITE FILE_PATH="coverage/PrimarySchoolMath$text.coverage" NAME="text Coverage Results" MODIFIED="1541337268307" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="true" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="$PROJECT_DIR$" />
     <SUITE FILE_PATH="coverage/PrimarySchoolMath$PrintPreview.coverage" NAME="PrintPreview Coverage Results" MODIFIED="1544097224211" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="true" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="$PROJECT_DIR$" />
-    <SUITE FILE_PATH="coverage/PrimarySchoolMath$mainApp.coverage" NAME="mainApp Coverage Results" MODIFIED="1546433244866" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="true" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="$PROJECT_DIR$" />
+    <SUITE FILE_PATH="coverage/PrimarySchoolMath$mainApp.coverage" NAME="mainApp Coverage Results" MODIFIED="1546772081839" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="true" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="$PROJECT_DIR$" />
     <SUITE FILE_PATH="coverage/PrimarySchoolMath$PSM_help.coverage" NAME="PSM_help Coverage Results" MODIFIED="1546234475418" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="true" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="$PROJECT_DIR$/utils" />
     <SUITE FILE_PATH="coverage/PrimarySchoolMath$App.coverage" NAME="App Coverage Results" MODIFIED="1546238338209" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="true" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="$PROJECT_DIR$" />
     <SUITE FILE_PATH="coverage/PrimarySchoolMath$Psm_rcddup.coverage" NAME="Psm-rcddup Coverage Results" MODIFIED="1546233870429" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="true" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="$PROJECT_DIR$" />
@@ -38,38 +35,7 @@
     <select />
   </component>
   <component name="FileEditorManager">
-    <leaf SIDE_TABS_SIZE_LIMIT_KEY="375">
-      <file leaf-file-name="App.py" pinned="false" current-in-tab="false">
-        <entry file="file://$PROJECT_DIR$/App.py">
-          <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="212">
-              <caret line="471" column="71" lean-forward="false" selection-start-line="471" selection-start-column="71" selection-end-line="471" selection-end-column="71" />
-              <folding>
-                <element signature="e#680#689#0" expanded="true" />
-                <element signature="e#3690#4132#0" expanded="false" />
-                <element signature="e#4169#7129#0" expanded="false" />
-                <element signature="e#7164#7399#0" expanded="false" />
-                <element signature="e#7434#7670#0" expanded="false" />
-                <element signature="e#7703#8299#0" expanded="false" />
-                <element signature="e#10913#11230#0" expanded="false" />
-                <element signature="e#13882#14452#0" expanded="false" />
-                <element signature="e#14489#17149#0" expanded="false" />
-              </folding>
-            </state>
-          </provider>
-        </entry>
-      </file>
-      <file leaf-file-name="PrintPreview.py" pinned="false" current-in-tab="true">
-        <entry file="file://$PROJECT_DIR$/PrintPreview.py">
-          <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="114">
-              <caret line="116" column="0" lean-forward="true" selection-start-line="116" selection-start-column="0" selection-end-line="116" selection-end-column="0" />
-              <folding />
-            </state>
-          </provider>
-        </entry>
-      </file>
-    </leaf>
+    <leaf SIDE_TABS_SIZE_LIMIT_KEY="375" />
   </component>
   <component name="FileTemplateManagerImpl">
     <option name="RECENT_TEMPLATES">
@@ -150,10 +116,10 @@
         <option value="$PROJECT_DIR$/utils/eee.py" />
         <option value="$PROJECT_DIR$/Psmrcddup.py" />
         <option value="$PROJECT_DIR$/mainApp.py" />
-        <option value="$PROJECT_DIR$/App.py" />
         <option value="$PROJECT_DIR$/readme.md" />
         <option value="$PROJECT_DIR$/utils/PSM_help.py" />
         <option value="$PROJECT_DIR$/PrintPreview.py" />
+        <option value="$PROJECT_DIR$/App.py" />
       </list>
     </option>
   </component>
@@ -202,8 +168,8 @@
           <select />
         </subPane>
       </pane>
-      <pane id="Scope" />
       <pane id="Scratches" />
+      <pane id="Scope" />
     </panes>
   </component>
   <component name="PropertiesComponent">
@@ -363,7 +329,6 @@
   </component>
   <component name="ToolWindowManager">
     <frame x="0" y="23" width="1440" height="812" extended-state="0" />
-    <editor active="true" />
     <layout>
       <window_info id="TODO" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="6" side_tool="false" content_ui="tabs" />
       <window_info id="Event Log" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="7" side_tool="true" content_ui="tabs" />
@@ -371,7 +336,7 @@
       <window_info id="Python Console" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
       <window_info id="Run" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.43103448" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
       <window_info id="Terminal" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
-      <window_info id="Project" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.1890332" sideWeight="0.5" order="0" side_tool="false" content_ui="combo" />
+      <window_info id="Project" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.21428572" sideWeight="0.5" order="0" side_tool="false" content_ui="combo" />
       <window_info id="Docker" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="false" weight="0.33" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
       <window_info id="Database" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.22508039" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
       <window_info id="SciView" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.329582" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
@@ -650,21 +615,10 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/Psmrcddup.py">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="872">
-          <caret line="139" column="23" lean-forward="false" selection-start-line="139" selection-start-column="23" selection-end-line="139" selection-end-column="23" />
-          <folding>
-            <element signature="e#703#716#0" expanded="false" />
-          </folding>
-        </state>
-      </provider>
-    </entry>
     <entry file="file://$PROJECT_DIR$/readme.md">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="104">
           <caret line="31" column="86" lean-forward="false" selection-start-line="31" selection-start-column="86" selection-end-line="31" selection-end-column="86" />
-          <folding />
         </state>
       </provider>
     </entry>
@@ -672,21 +626,32 @@
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="196">
           <caret line="528" column="16" lean-forward="false" selection-start-line="528" selection-start-column="10" selection-end-line="528" selection-end-column="16" />
-          <folding />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/PrintPreview.py">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="-2146">
+          <caret line="0" column="0" lean-forward="false" selection-start-line="0" selection-start-column="0" selection-end-line="1" selection-end-column="22" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/Psmrcddup.py">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="115">
+          <caret line="139" column="23" lean-forward="false" selection-start-line="139" selection-start-column="23" selection-end-line="139" selection-end-column="23" />
         </state>
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/App.py">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="212">
-          <caret line="471" column="71" lean-forward="false" selection-start-line="471" selection-start-column="71" selection-end-line="471" selection-end-column="71" />
+        <state relative-caret-position="0">
+          <caret line="0" column="0" lean-forward="false" selection-start-line="0" selection-start-column="0" selection-end-line="1" selection-end-column="22" />
           <folding>
             <element signature="e#680#689#0" expanded="true" />
             <element signature="e#3690#4132#0" expanded="false" />
-            <element signature="e#4169#7129#0" expanded="false" />
             <element signature="e#7164#7399#0" expanded="false" />
             <element signature="e#7434#7670#0" expanded="false" />
-            <element signature="e#7703#8299#0" expanded="false" />
             <element signature="e#10913#11230#0" expanded="false" />
             <element signature="e#13882#14452#0" expanded="false" />
             <element signature="e#14489#17149#0" expanded="false" />
@@ -694,13 +659,5 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/PrintPreview.py">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="114">
-          <caret line="116" column="0" lean-forward="true" selection-start-line="116" selection-start-column="0" selection-end-line="116" selection-end-column="0" />
-          <folding />
-        </state>
-      </provider>
-    </entry>
   </component>
 </project>
\ No newline at end of file