bat

@chcp 1251 >NUL
@rem Раскрытие переменных через знаки (!)
@SetLocal EnableDelayedExpansion
@set t1=text1
@set t2=text2
@set /a c=0
cd..
md WSDD
cd WSDD
md TempFolder
cd TempFolder
echo Володимир Давиденко>practice.wsdd
echo ИН-42>>practice.wsdd
move /y practice.wsdd ..
cd..
@for /f "usebackq delims=" %%a in (practice.wsdd) do @(
    set /a c+=1
    if !c!==1 set "t1=%%a"
    if !c!==2 set "t2=%%a"
)
echo Я, %t1%, судент %t2%.
attrib +r practice.wsdd
copy practice.wsdd "TempFolder/practice_.wsdd"
echo %date%>>practice.wsdd
attrib -r practice.wsdd
for /l %%a in (1,1,12) do @echo.>>practice.wsdd
echo %date%>>practice.wsdd
fc /l practice.wsdd "TempFolder/practice_.wsdd" > log.txt
pause