uses crt;
var C : array [1 .. 50] of integer;
i, n : integer;
begin
clrscr;
write('Nhap so phan tu : '); readln(n);
write('Nhap day gom ', n ,' so : ');
for i := 1 to n do read(C[i]);
write('Cac gia tri chan : ');
for i := 1 to n do
if C[i] mod 2 = 0 then write(C[i], ' ');
readln
end.