Pagini recente » Cod sursa (job #1810130) | Cod sursa (job #266591)
Cod sursa(job #266591)
// Arhiva de probleme - Deque
// Pascal = shit, pierde prea mult timp la citire.
var
n, k, i, p, u, pp,uu : longint;
a, d : array[1..500000] of integer;
s : longint;
f : text;
begin
assign (f, 'secventa.in');
reset (f);
readln (f, n, k);
for i := 1 to n do
read (f, a[i]);
close (f);
s := -40000;
d[1] := 1;
p := 1;
u := 1;
if (k=1) then begin s:=a[1]; uu := 1; end;
for i := 2 to n do
begin
// sterge elementele mai mari din coada
while (p<=u) and (a[i] <= a[d[u]]) do
u := u - 1;
u := u + 1;
d[u] := i;
if (i - d[p] >= k) then
p := p + 1;
if (i>=k) and (s < a[d[p]]) then
begin
s := a[d[p]];
uu := i;
end;
end;
assign (f, 'secventa.out');
rewrite (f);
writeln (f, uu-k+1,' ', uu, ' ', s);
close (f);
end.