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@echo off set a=%random% echo %a% set sum=0 set n=0 :loop set /a sum=%a:~n,1%+%sum% set /a n=%n%+1 if "%a:~n,1%" neq "" goto loop echo 结果是%sum% pause复制代码
@echo off& setlocal enabledelayedexpansion set a=%random% echo %a% set sum=0 set n=0 :loop set /a sum=!a:~%n%,1!+%sum% set /a n=%n%+1 if "!a:~%n%,1!" neq "" goto loop echo 结果是%sum% pause复制代码
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