计算器\Project1.dpr
......\Project1.dproj
......\Project1.dproj.local
......\Project1.exe
......\Project1.identcache
......\Project1.res
......\Project8.dproj.local
......\Project8.identcache
......\Unit1.dcu
......\Unit1.dfm
......\Unit1.pas
......\__history\Unit1.dfm.~1~
......\.........\Unit1.pas.~1~
......\__history
计算器