poxi

（晕了.....真晕，算出来是21966，不知对否...）
楼主给答案撒....
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答：

 @echo off
setlocal enabledelayedexpansion
set /a girl=7
set /a big=7*2*7*7
set /a smell=%big%*7
call :j %girl% 2
call :j %big% 4
call :j %smell% 4
echo %leg%
pause
exit
:j
for /l %%i in (1,1,%1) do (
  set /a leg=!leg!+%2)
复制代码

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end；