尘丶

@echo off&setlocal enabledelayedexpansion
(for /l %%a in (1,1,50) do set /p n%%a=)<1.txt
(for /l %%a in (1,1,50) do set /p m%%a=)<2.txt
for /l %%a in (1,1,50) do if not !n%%a!==!m%%a! echo;!n%%a! !m%%a!
pause
复制代码

fc是命令 fc /?
好像用findstr也可以,论坛有 我忘记怎么写的了