Az alábbi letöltési lehetőségek közül választhatsz: (
segítség)
Típus: text/plain
Tartalmaz szöveget
Karakterkódolás: us-ascii
Méret: 2 KB
program parcella;
const fnum = '9';
type mezo = Record x,y : integer end;
parc = Record ba,jf : mezo end;
var vdb : word;
vagas : array[1..1000] of mezo;
pdb : word;
ptomb : array[1..3001] of parc;
max : longint;
procedure beolvas;
var be : Text;
i,j : word;
begin
assign(be,'parcellak'+fnum+'.be');
reset(be);
readln(be,i,j,vdb);
pdb := 1;
ptomb[1].ba.x := 1;
ptomb[1].ba.y := 1;
ptomb[1].jf.x := i;
ptomb[1].jf.y := j;
for i := 1 to vdb do readln(be,vagas[i].x,vagas[i].y);
close(be);
end;
function pkeres(x,y:word):word;
var i : word;
begin
for i := 1 to pdb do
if (ptomb[i].ba.x<=x) and (ptomb[i].jf.x>=x) and
(ptomb[i].ba.y<=y) and (ptomb[i].jf.y>=y)
then begin
pkeres := i;
break;
end;
end;
procedure ptorol(p:word);
begin
ptomb[p] := ptomb[pdb];
dec(pdb);
end;
procedure pbeszur(np:parc);
begin
inc(pdb);
ptomb[pdb] := np;
end;
procedure vag(index: word);
var p,x1,x2,y1,y2 : word;
x,y : word;
np : parc;
begin
x := vagas[index].x;
y := vagas[index].y;
p := pkeres(x,y);
x1 := ptomb[p].ba.x;
y1 := ptomb[p].ba.y;
x2 := ptomb[p].jf.x;
y2 := ptomb[p].jf.y;
ptorol(p);
np.ba.x := x1;
np.ba.y := y1;
np.jf.x := x-1;
np.jf.y := y-1;
if (np.ba.x <= np.jf.x) and (np.ba.y <= np.jf.y) then pbeszur(np);
np.ba.x := x1;
np.ba.y := y+1;
np.jf.x := x-1;
np.jf.y := y2;
if (np.ba.x <= np.jf.x) and (np.ba.y <= np.jf.y) then pbeszur(np);
np.ba.x := x+1;
np.ba.y := y1;
np.jf.x := x2;
np.jf.y := y-1;
if (np.ba.x <= np.jf.x) and (np.ba.y <= np.jf.y) then pbeszur(np);
np.ba.x := x+1;
np.ba.y := y+1;
np.jf.x := x2;
np.jf.y := y2;
if (np.ba.x <= np.jf.x) and (np.ba.y <= np.jf.y) then pbeszur(np);
end;
function terulet(p : parc):longint;
begin
terulet := (p.jf.x - p.ba.x + 1)*(p.jf.y - p.ba.y + 1);
end;
function maxkeres:longint;
var i,mi : word;
t : longint;
m : longint;
begin
m := terulet(ptomb[1]);
mi := 1;
for i := 2 to pdb do
begin
t := terulet(ptomb[i]);
if t > m then
begin
mi := i;
m := t;
end;
end;
maxkeres := m;
end;
procedure szamol;
var i : word;
begin
for i := 1 to vdb do vag(i);
max := maxkeres;
end;
procedure kiir;
begin
writeln(max);
end;
begin
beolvas;
szamol;
kiir;
end.
