poxi

答：

@echo off
setlocal enabledelayedexpansion
set /p k=请输入块数...
set a=01 02 03 04& call :fk "!a!" %k%
set a=05 06 07 08& call :fk "!a!" %k%
set a=09 10 11 12& call :fk "!a!" %k%
set a=13 14 15 16& call :fk "!a!" %k%
pause
exit
:fk
set enda=
set fora=%1
set fora=%fora:~1,-1%
for /l %%i in (1,1,%2) do (
set enda=!enda! %fora%
)
echo %enda%
goto :eof
复制代码

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偶这样好像挺复杂的，米办法，偶系新手
end；