题目506：钟表序列
本帖最后由 永恒的蓝色梦想 于 2020-5-19 11:02 编辑https://s1.ax1x.com/2020/05/19/Y46zUx.png
https://s1.ax1x.com/2020/05/19/Y4cS56.png def clock_sequence():
"""数字序列"""
while True:
for i in :
yield i
def clock_num():
"""钟表序列"""
sequence = clock_sequence()
num_list, counter = [], 1
for i in sequence:
num_list.append(i)
if sum(num_list) == counter:
yield int(''.join(map(str, num_list)))
num_list = []
counter += 1
def clock_sum(n):
"""前n个钟表序列之和"""
num_gen = clock_num()
s = 0
for i in range(n):
s += next(num_gen)
return s
print(clock_sum(11))# 36120
print(clock_sum(1000) % 123454321)# 18232686
print(clock_sum(1014) % 123454321)# 3084519
fish_游鱼 发表于 2020-4-23 13:03
抱歉，题目的指数没写出来……其实是要求 S(10**14) {:10_262:}
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