File list (Check if you may need any files):
计算器\Project1.dpr
......\Project1.dproj
......\Project1.dproj.local
......\Project1.exe
......\Project1.identcache
......\Project1.res
......\ProjectGroup1.groupproj
......\ProjectGroup1.groupproj.local
......\Unit1.dcu
......\Unit1.dfm
......\Unit1.pas
......\Unit2.dcu
......\Unit2.ddp
......\Unit2.dfm
......\Unit2.pas
......\Unit3.dfm
......\Unit3.pas
......\__history\Project1.dpr.~1~
......\.........\Project1.dpr.~2~
......\.........\Project1.dproj.local.~1~
......\.........\Unit1.dfm.~10~
......\.........\Unit1.dfm.~1~
......\.........\Unit1.dfm.~2~
......\.........\Unit1.dfm.~3~
......\.........\Unit1.dfm.~4~
......\.........\Unit1.dfm.~5~
......\.........\Unit1.dfm.~6~
......\.........\Unit1.dfm.~7~
......\.........\Unit1.dfm.~8~
......\.........\Unit1.dfm.~9~
......\.........\Unit1.pas.~10~
......\.........\Unit1.pas.~11~
......\.........\Unit1.pas.~12~
......\.........\Unit1.pas.~3~
......\.........\Unit1.pas.~4~
......\.........\Unit1.pas.~5~
......\.........\Unit1.pas.~6~
......\.........\Unit1.pas.~7~
......\.........\Unit1.pas.~8~
......\.........\Unit1.pas.~9~
......\.........\Unit2.dfm.~1~
......\.........\Unit2.dfm.~2~
......\.........\Unit2.dfm.~3~
......\.........\Unit2.dfm.~4~
......\.........\Unit2.pas.~1~
......\.........\Unit2.pas.~2~
......\__history
计算器