irresolute

@echo off
setlocal enabledelayedexpansion
for /l %%i in (1,1,9) do (
set /a a=%%i
set /a b=!a!+1
set /a c=!b!+1
if  !c! lss 10  set /a d+=1&echo !a! !b! !c!
)
echo 总共有%d%个
pause>nul
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