Program BTH;
Uses crt;
var a,b,d,e:longint;
procedure BTH;
Begin
for d:=1 to a do
Begin
write('Nhap so thu ',d,' cua day: ');readln(e);
If e mod 2=0 then
b:=b+e;
end;
end;
Begin
clrscr;
Write('Nhap so phan tu co trong day la: ');readln(a);
b:=0;
BTH;
Writeln('Tong so chan co trong day la: ',b);
readln;
End.