var
x,sum,i,n,proiz:integer;
begin
sum:=0;
proiz:=1;
write('Vvedite n: ');
read(n);
for i:=1 to n do
begin
write('Vvedite chislo #',i,': ');
read(x);
if (x mod 3)=0 then
begin
sum:=sum+x;
proiz:=proiz*x;
end;
end;
writeln('Summa: ',sum);
writeln('Proiz: ',proiz);
readln;
readln;
end.