# Enter a code
s1 = set([1, 2, 3, 4, 5])
s2 = set([1, 2, 3, 4, 5, 6, 7, 8, 9])
print(s2.intersection(s1))
{1, 2, 3, 4, 5}
print(s2.difference(s1))
{8, 9, 6, 7}
s1 = set([1, 2, 3, 4, 5])
s2 = set([1, 2, 3, 4, 5, 6, 7, 8, 9])
print(s2.intersection(s1))
{1, 2, 3, 4, 5}
print(s2.difference(s1))
{8, 9, 6, 7}
2023-04-11
score = {}
if score > 18:
print('adult')
else:
print('teenager')
结果是 adult,求解惑
if score > 18:
print('adult')
else:
print('teenager')
结果是 adult,求解惑
2023-03-28