初学者,不知道表达对不对
def nested_sum(t):
for x in t:
if type(x) is int:
a.append(x)
else:
nested_sum(x)
return sum(a)
t=[1,2,[3,4]]
a=[]
print(nested_sum(t))

初学者,不知道表达对不对
def nested_sum(t):
for x in t:
if type(x) is int:
a.append(x)
else:
nested_sum(x)
return sum(a)
t=[1,2,[3,4]]
a=[]
print(nested_sum(t))