Membuat Tumpukan Kata Dengan Push dan Pop

Langsung saja copy codingnya:

program arraystack;
uses crt;
const Topmax = 6;
var
top, i  : byte;
pil     : char;
temp, e : string;
stack   : array[1..Topmax] of string;

procedure pushAnim;
begin
     for i:= 1 to 18 do
     begin
     gotoxy(23+i, 7); write(temp); delay(50);
     gotoxy(23, 7); clreol;
     end;

     for i := 1 to 14-top do
     begin
     delay(30);
     gotoxy(41, 6+i); write('      ');
     gotoxy(41, 7+i); write(temp);
     end;
end;

procedure popAnim(temp:string);
begin
     for i := 1 to 14-top do
     begin
     delay(30);
     gotoxy(41, 22-i-top); write('      ');
     gotoxy(41, 21-i-top); write(temp);
     end;

     for i := 1 to 19 do
     begin
     gotoxy(40+i, 7); write(temp); delay(50);
     gotoxy(16, 7); clreol;
     gotoxy(59, 7); writeln(temp);
     end;
end;

procedure push(e : string);
begin
     inc(top);
     stack[top] := e;
     pushanim;
end;

procedure pop(e : string);
begin
     if top <> 0 then
        begin
        e := stack[top]; popanim(e);
        dec(top);
        end
     else
     begin
     gotoxy(1, 7); write('Stack Telah Kosong');
     readkey;
     gotoxy(1, 7); clreol;
     end;
end;

begin
     clrscr;
     writeln('Pilihan : ');
     writeln('1. Push');
     writeln('2. Pop');
     writeln('3. Quit');
     writeln('Pilihan [1/2/3] = ');
     gotoxy(59, 6); write('/');
     gotoxy(59, 8); write('\');
     gotoxy(37, 10); write('\            /');

     for i := 1 to 11 do
         begin
         gotoxy(38, 10+i);
         if i = 11 then
         write('|__________|')
         else
         write('|          |');
         end;
     top := 0;
     repeat
           gotoxy(19, 5); clreol;
           pil := readkey; write(pil);

           if pil='1' then
           begin
                if top <> Topmax then
                begin
                gotoxy(1, 7); write('Masukkan Kata = ');
                temp:=readkey; readln(temp);
                i:= length(temp);
                if i > 6 then
                begin
                gotoxy(1, 9); writeln('Karakter Huruf Penuh'); readkey;
                end
                else
                push(temp);
                gotoxy(1, 9); clreol;
                gotoxy(1, 7); clreol;
                end else
                begin
                gotoxy(1, 7); write('Stack Telah Penuh');
                readkey;
                gotoxy(1, 7); clreol;
                end;
           end else
           if pil='2' then pop(temp);
     until pil ='3';
end.