program tongso;
var
n, i, tong: integer;
a: array[1..1000] of integer;
begin
write('Nhap so phan tu cua day: ');
readln(n);
for i := 1 to n do
begin
write('Nhap phan tu thu ', i, ': ');
readln(a[i]);
end;
tong := 0;
for i := 1 to n do
begin
tong := tong + a[i];
end;
writeln('Tong cac phan tu trong day la: ', tong);
end.