echo off
color 0a
cls
echo hello i am a robot 
echo i can calculate for you
echo enter your name please
set /p name=
cls
echo welcome %name%
pause
:m
echo press 1 for Addition
echo press 2 for Subtraction
echo press 3 for Multiplication
echo press 4 for Division
echo press 5 for clearing the table
echo press 6 for exit
set /p type=
if %type%==1 goto a
if %type%==2 goto b
if %type%==3 goto c
if %type%==4 goto d
if %type%==5 goto e
if %type%==6 goto f
:a
echo Addition
echo choose the first number please
set /p n1=
echo now choose the second number
set /p n2=
echo ................................................................................
echo.     
echo  %n1%+%n2% 
echo.                                             
echo ................................................................................
echo press enter for geting the answer
pause
set /a an=n1+n2
echo ................................................................................
echo.
echo  %n1%+%n2%=%an%                                      
echo.
echo ................................................................................
echo press 1 for doing it again
echo press m for going to menu
set /p type=
if %type%==1 goto a
if %type%==m goto m
:b
echo Subtraction
echo choose the first number please
set /p n1=
echo now choose the second number
set /p n2=
echo ................................................................................
echo.
echo  %n1%-%n2%                                          
echo.
echo ................................................................................
echo press enter for geting the answer
pause
set /a an=n1-n2
echo ................................................................................
echo.
echo  %n1%-%n2%=%an%                                     
echo.
echo ................................................................................
echo press 2 for doing it again
echo press m for going to menu
set /p type=
if %type%==2 goto b
if %type%==m goto m
:c
echo Multiplication
echo choose the first number please
set /p n1=
echo now choose the second number
set /p n2=
echo ...............................................................................
echo.
echo  %n1%*%n2%                                        
echo.
echo ...............................................................................
echo press enter for geting the answer
pause
set /a an=n1*n2
echo ...............................................................................
echo.
echo  %n1%*%n2%=%an%                                   
echo.
echo ...............................................................................
echo press 3 for doing it again
echo press m for going to menu
set /p type=
if %type%==3 goto c
if %type%==m goto m
:d
echo Division
echo choose the first number please
set /p n1=
echo now choose the second number
set /p n2=
echo ...............................................................................
echo.
echo  %n1%/%n2%                                      
echo.
echo ...............................................................................
echo press enter for geting the answer
pause
set /a an=n1/n2
echo ...............................................................................
echo.
echo  %n1%/%n2%=%an%                                 
echo.
echo ...............................................................................
echo press 4 for doing it again
echo press m for going to menu
set /p type=
if %type%==4 goto d
if %type%==m goto m
:e
echo Clearing cmd
echo press enter for clearing cmd
pause
cls
echo press m please
set /p type=
if %type%==m goto m
:f
cls
echo                                       Exit
echo.
echo.
echo                              ......................
echo                              .thanks for using me .
echo                              .  wish you luck     .
echo                              ......................
pause
exit