整数加100为另一数平方,加168为另一数平方
@echo off setlocal enabledelayedexpansion for /l %%b in (1 1 999) do ( for /l %%a in (1 1 999) do ( set/a c=%%a*%%a-%%b*%%b if !c!==68 ( if %%a gtr %%b (set/a x=%%a*%%a-168) else (set/a x=%%b*%%b-168) echo !x! pause goto :eof ) ) )
99乘法口诀
@echo off&setlocal enabledelayedexpansion for /l %%i in (1 1 9) do (set b= for /l %%j in (1 1 %%i) do ( set /a a=%%i*%%j set b=!b! %%i*%%j=!a! ) echo !b! ) pause ::@echo off &setlocal enabledelayedexpansion ::for /l %%a in (1 1 9) do ( :: for /l %%b in (1 1 %%a) do ( :: set/a res=%%a*%%b :: set "res=!res! " %======此处用来对齐=========% :: set/p=%%ax%%b=!res:~0,2! <nul :: ) :: echo. ::) ::pause>nul
文本内容替换
@echo off setlocal enabledelayedexpansion set "path1=C:\a.txt" set "source=/ast.asp/0-0-1-100000-" set "dst=ast.asp?q=" for /f "tokens=*" %%i in ('type "%path1%"') do ( set a="%%i" set "a=!a:%source%=%dst%!" echo !a:~1,-1!>>b.txt ) endlocal
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