感谢各位大佬的帮助
@[小恐](/user/173840) @[Schwarzkopf_Henkal](/user/251723) @[konjacp](/user/186403)
@[Arkadyevna](/user/363937)
by suyue1098765432 @ 2020-08-07 20:11:28
@[konjacp](/user/186403) 在单独感谢一下给出正解的dalao
by suyue1098765432 @ 2020-08-07 20:12:10
~~你甚至可以尝试下每个数分成$\log$个数相加~~
by 寒冰大大 @ 2020-08-07 20:13:09