Program gt;
var b,c:array[1..1000]of integer;
k,n,i,j,r,w:integer;
begin
read(n);
k:=0;
w:=0;
for i:=1 to n do
begin
read(b[i]);
if(b[i]<0)then begin
k:=k+1;
c[k]:=b[i]*4;
end;
end;
for i:=1 to k do
begin
for j:=1 to k-i do
begin
r:=c[j];
if(c[j]>c[j+1])then begin
c[j]:=c[j+1];
c[j+1]:=r;
end;
end;
end;
w:=1;
for i:=1 to k do
begin
write(c[i],' ');
end;
writeln;
for i:=2 to k do
if(c[i]<>c[i-1])then w:=w+1;
writeln(W);
<span>end.</span>
//PascalABC.NET
//Версия 3.3, сборка 1611
begin
var (a,b):=ReadReal2();
(a,b):=(a/2,b+30);
write(a,' ',b);
end.