比较文件夹内文件数目

@echo off
setlocal enabledelayedexpansion
set path1=D:\My Documents\桌面\1\sysprep
for /f %%i in ('dir/b/a-d "%path1%"') do >max.txt echo %path1%&set/a max+=1
for /f "tokens=*" %%i in ('dir/b/ad/s "%path1%"') do (
  set num=
  for /f %%j in ('dir/b/a-d "%%i"') do set/a num+=1
  rem echo !num! !max!
  if !max! equ !num! (>>max.txt echo %%i)
  if !max! lss !num! (set max=!num!&>max.txt echo %%i)
)
start max.txt