@echo off

set dev_prompt="C:\Program Files (x86)\Microsoft Visual Studio\2017\Professional\Common7\Tools\VsDevCmd.bat" 
if exist %dev_prompt% (
   echo %dev_prompt%
   set dev_prompt=
)

set dev_prompt="C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\Common7\Tools\VsDevCmd.bat" 
if exist %dev_prompt% (
   echo %dev_prompt%
   set dev_prompt=
)

set dev_prompt="C:\Program Files (x86)\Microsoft Visual Studio\2019\Professional\Common7\Tools\VsDevCmd.bat" 
if exist %dev_prompt% (
   echo %dev_prompt%
   set dev_prompt=
)


set dev_prompt="C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\Common7\Tools\VsDevCmd.bat" 
if exist %dev_prompt% (
   @%dev_prompt%
   set dev_prompt=
)