Problem	exponentiate_ex
User	Kiameimon
Submission Time	2023-12-14 21:28:00
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

exponentiate_ex.cpp: In function ‘u64 modmul(u64, u64, u64)’:
exponentiate_ex.cpp:10:23: error: ‘ull’ was not declared in this scope; did you mean ‘ll’?
10 | ll ret = a * b - M * ull(1.L / M * a * b);
| ^~~
| ll