n_list = []
even_numbers = []
odd_numbers = []
for num in range(-20, 81):
n_list.append(num)
for number in n_list:
if number % 2 == 0:
even_numbers.append(number)
elif number % 2 != 0:
odd_numbers.append(number)
break
print(even_numbers)
print(odd_numbers)