博学谷智能机器人软件开发
加法法则：总复杂度等于量级最大的那段代码的复杂度。
def func(n):
sum_1, p = 0, 1
while p < 100:
sum_1 += sum_1 + p
p += 1
sum_2, q = 0, 1
for i in range(n):
sum_2 += i
sum_3, i, j = 0, 1, 1
for i in range(n):
j = 1
for j in range(n):
sum_3 += i * j
return sum_1, sum_2, sum_3
