my_dict = {
    'first_number': 1,
    'second_number': 2,
    'third_number': 3,
    'forth_number': 4
}
list_value = my_dict.values()
print(f"Gia tri value lon nhat la: {max(list_value)}")
print(f"Gia tri value nho nhat la: {min(list_value)}")