pcl_test

回复 179# pan528
【程序67】题意说明不清，有歧义

@echo off
setlocal enabledelayedexpansion
set /p num=请输入一个至少2位的正整数:
set "$=%num%#"
set N=&for %%a in (4096 2048 1024 512 256 128 64 32 16) do if !$:~%%a!. NEQ . set /a N+=%%a & set $=!$:~%%a!
set $=!$!fedcba9876543210 & set /a N+=0x!$:~16,1! & set /a N-=1
set "ft=!num:~,1!"
set "lt=!num:~-1!"
for /l %%i in (0,1,!N!) do (
set _!num:~%%i,1!=!num:~%%i,1!
)
for /f "tokens=1* delims==" %%j in ('set _') do (
if not defined m set "min=%%k"
set "max=%%k"
set /a m+=1
)
set "num=!num:~1,-1!ж"
set "num=!num:%max%=%ft%!"
set "num=!num:%min%=%lt%!"
echo %max%!num:~,-1!%min%
pause
复制代码

【程序81】题目有问题，不存在这样一个两位数使得809*??=800*??+9*??+1