jinzeyu

@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COPY

jinzeyu

回复 14# cjiabing


    哦 抱歉 代码写错了
  下面是正确代码

@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COPY

jinzeyu

回复 17# cjiabing


    额
   下面的再帮忙看看......

@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COPY