15. 選項D:軟件開發
program p1a9 2003;
p1a9_2003;
uses crt;
var
symbol : string[2];
count, i, num, turn : integer;
top : array[1..8] of i t
t [1 8] f integer;
tubes : array[1..6, 1..8] of integer;
finished : boolean;
ch : char;
color : array[1..2] of byte;
procedure initialize;
var i, j : integer;
begin
for i := 6 downto 1 do
for j := 1 to 8 do
tubes[i, j] := 0;
for i := 1 to 8 do
top[i] := 1;
end;
procedure check win(tu : integer; var win : boolean);
check_win(tu