параллельный запуск

@echo off
echo Start %time%
start /min /w c:\1.exe
start /min /w c:\2.exe
start /min /w c:\3.exe
echo Stop %time%
@pause

@echo off
 
SET H1=%time:~0,2%
SET M1=%time:~3,2%
SET S1=%time:~6,2%
echo Start %H1%:%M1%:%S1%
 
call run2.bat
 
SET H2=%time:~0,2%
SET M2=%time:~3,2%
SET S2=%time:~6,2%
echo Stop %H2%:%M2%:%S2%
 
SET /a H2-=%H1%
SET /a M2-=%M1%
SET /a S2-=%S1%
echo.
echo %H2%:%M2%:%S2%
 
 
pause

start /min 1.exe
start /min 2.exe
start /min 3.exe

    @echo off
    goto TIME1
     
    :START
    echo Start %H1%:%M1%:%S1%
 
start /min /wait "" run2.bat
 
    goto TIME2
    :START-
 
 
 
 
:TIME1
rem начальное время
    SET H1=%time:~0,2%
    SET M1=%time:~3,2%
    SET S1=%time:~6,2%
 
    goto START
:TIME1-
 
 
 
 
:TIME2
rem конечное время
    SET H2=%time:~0,2%
    SET M2=%time:~3,2%
    SET S2=%time:~6,2%
:TIME2-
 
 
 
 
:NUMBER_NOT_EROR
rem перевод чисел типа 01 в 1; 02 в 2...
 
for %%a in (00 01 02 03 04 05 06 07 08 09) do (
    IF `%M1%`==`%%a` SET M1=%M1:~1%
    IF `%M2%`==`%%a` SET M2=%M2:~1%
    IF `%S1%`==`%%a` SET S1=%S1:~1%
    IF `%S2%`==`%%a` SET S2=%S2:~1%
)
:NUMBER_NOT_EROR-
 
 
 
 
:SET
rem вычисление затраченного времени
SET /a H3=%H2%-%H1%
SET /a M3=%M2%-%M1%
SET /a S3=%S2%-%S1%
 
IF %S3% LSS 0 (SET /a S3=60-%S3:~1%
SET /a M3-=1)
IF %M3% LSS 0 (SET /a M3=60-%M3:~1%
SET /a H3-=1)
:SET-
 
 
 
 
:END
echo --------------------------------------------------
title Complete %H3%:%M3%:%S3%
echo Start %H1%:%M1%:%S1%
echo Stop %H2%:%M2%:%S2%
echo Time %H3%:%M3%:%S3%
pause

@echo off
echo posledovatelnii zapusk
 
 
echo zapusk 1-i zadaci
start /min /w prog1.exe 
echo zapusk 2-i zadaci
start /min /w prog2.exe
echo zapusk 3-i zadaci
start /min /w prog3.exe 
 
 
echo vremia
type REPORT_T.TXT
del REPORT_T.TXT /f
pause
 
 
 
echo parallelnii zapusk
 
 
echo zapusk 1-oi zadaci
start /min prog1.exe 
echo zapusk 2-oi zadaci
start /min prog2.exe
echo zapusk 3-oi zadaci
start /min /w prog3.exe 
 
 
 
 
echo vremia
type REPORT_T.TXT
del REPORT_T.TXT /f
pause