@echo off
set Day=1%date:~5,2%
set /a Day-=100
echo %Day%
pause>nul

@echo off
set/a day1=%date:~5,1%,day2=%date:~6,1%
set/a day=%day1%*10+%day2%
echo %day%
pause>nul

@echo off&setlocal enabledelayedexpansion
set num1=984322212445613542523552165432136516565135132354123432987619431469731611346143789
set num2=657973265856194306419643120641631361303163006131061301613061130161300613061130
call :lineup num1
call :lineup num2
set/a flag=0
for /l %%i in (1 1 199) do (
set/a var=!num1:~-%%i,1!+!num2:~-%%i,1!+!flag!
set var=0!var!
set flag=!var:~-2,1!
set str=!var:~-1!!str!
)
for /f "delims=0 tokens=*" %%i in ("!str!") do echo %%i
pause>nul

:lineup obj
for /l %%i in (1 1 200) do set %1=0!%1!
call set %1=!%1:~-200!