Yes/No ask from console

program tmpyn;
uses SysUtils,Keyboard;

function Ask(FilePath:UnicodeString):boolean;
var K: TKeyEvent;
    KS:String;
begin
    WriteLn ('File ', FilePath, ' is exists! Replace file? [Y/N]');
    InitKeyBoard;
   while true do begin
      K:=GetKeyEvent;
      K:=TranslateKeyEvent(K);
      KS:=KeyEventToString(K);

      if (KS='Y') or (KS='y') then begin DoneKeyBoard; exit(true); end;
      if (KS='N') or (KS='n') then begin DoneKeyBoard; exit(false); end;
   end;

  DoneKeyBoard;
  exit(false);
end;

BEGIN
  WriteLn(Ask('C:\Temp\777'));
  Readln;
END.