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@echo off &setlocal enabledelayedexpansion
set "str=4545658721212489654213134156749879456431215453535542124748643515348687893513215643541246000"
set num=0
for /l %%a in (0,1,9) do (
for /l %%b in (0,1,200) do (
if "!str:~%%b,1!"=="!num!" (
set /a z%%a+=1
)
)
echo %%a出现:!z%%a!次.
set /a num+=1
)
pause |
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