凑个热闹吧:
- @echo off&setlocal enableDelayedExpansion
- set /a A=%random%%%5*9,B=(%random%%%3+1)*3
- set "fuhao= +-*/"
- :calc
- set/a n+=1
- if "!fuhao:~%n%,1!" equ "" pause>nul&goto :eof
- set/a RS=A!fuhao:~%n%,1!B
- echo %A% !fuhao:~%n%,1! %B% = %RS%
- goto calc
复制代码
[ 本帖最后由 batman 于 2008-11-22 23:13 编辑 ] |