shelluserwlb

通用程序

@echo off 
set "str=！好你，nc.emohtab.sbb"
echo 原字符串：  %str%
:1
set "str1=%str1%%str:~-1%"
set "str=%str:~0,-1%"
if defined str (goto :1) else (echo 新字符串：  %str1%)
pause>nul
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