zhouyongjun

@echo off&setlocal enabledelayedexpansion
for /f "tokens=1-3 delims=-" %%a in (a.txt) do (
    set/a y1=%%a/100,y1-=1300,m1=%%a%%100,y2=%%b/100,y2-=1300,m2=%%b%%100,y3=%%c/100,y3-=1300,m3=%%c%%100
    echo !y1!年!m1!月--!y2!年!m2!月--!y3!年!m3!月
)
pauseCOPY