
CODE: [Copy to clipboard]@echo off&setlocal enabledelayedexpansion
for /f "delims=" %%a in ('type a.txt') do (
set "str=%%a"
call :count
)
for /l %%a in (0 1 9) do (
echo %%a 出现了 !_%%a! 次
)
echo.&pause
:count
set /a _%str:~,1%+=1
if not "%str:~1%"=="" (
set "str=%str:~1%"
goto :count
)
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