build_simple.bat

@echo off
echo Building Simple Demo (No MPI Required)...
echo.

REM Check for g++
where g++ >nul 2>&1
if %ERRORLEVEL% NEQ 0 (
    echo ERROR: g++ compiler not found!
    echo Please install MinGW or use Visual Studio.
    echo.
    echo Download MinGW from: https://www.mingw-w64.org/
    pause
    exit /b 1
)

echo Compiling simple_demo.cpp...
g++ -std=c++17 -O2 -pthread simple_demo.cpp -o simple_demo.exe

if %ERRORLEVEL% EQU 0 (
    echo.
    echo ============================================
    echo Build Successful!
    echo ============================================
    echo.
    echo To run the demo:
    echo   simple_demo.exe
    echo.
    echo This demo simulates distributed computing
    echo using C++ threads (no MPI needed).
    echo.
    pause
    echo.
    echo Running demo now...
    echo.
    simple_demo.exe
) else (
    echo.
    echo Build failed!
    echo.
    echo If you don't have g++, install MinGW-w64:
    echo https://www.mingw-w64.org/downloads/
    pause
)