本帖最后由 jinzeyu 于 2012-2-26 19:38 编辑
- @echo off&setlocal enabledelayedexpansion&echo 2 是质数&(for /l %%a in (3,2,1000) do call:1 %%a)&echo 计算完成&pause>nul&exit
- :1
- set a=32&if %1 lss 32 set /a a=%1-1
- for /l %%b in (3,2,!a!) do (
- set /a i=%1%%%%b
- if "!i!"=="0" (set $%1=.&goto 2)
- )
- :2
- if not defined $%1 echo %1 是质数
复制代码
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