set GODEBUG=gctrace=1
@echo off
setlocal enabledelayedexpansion

for /f "tokens=*" %%a in (programs.txt) do (
    set program=%%a/%%a.exe

    if exist "!program!" (
        pushd %%a
        start "%%a" "%%a.exe"
        popd
        echo "start: !program!"
    ) else (
        echo "not found: !program!"
    )
)

echo "start complete!"