var n,i,s: longint;
a: array [1..100] of longint;
begin
write('Nhap n : '); read(n);
for i:= 1 to n do
begin
write('a[',i,']'); read(a[i]);
end;
writeln('Cac so le la: ');
for i:=1 to n do
if not a[i] mod 2 = 0 then write(a[i],' ')
else s:=s+a[i];
writeln('Cac so am la: ');
for i:=1 to n do if a[i] < 0 then write(a[i],' ');
writeln('Cac so chia het cho 3 la: ');
for i:= 1 to n do
if a[i] mod 3 = 0 then write(a[i],' ');
writeln('Tong cac so chan la : ',s);
readln;
end.