Function primitive_root 

pub fn primitive_root(reader: impl Read, writer: impl Write)

✅ AC 1ms

problem here

Detail

Case Name	Status	Exec Time
example_00	AC	0 ± 0 ms
example_01	AC	0 ± 0 ms
small_00	AC	0 ± 0 ms
small_01	AC	0 ± 0 ms
small_02	AC	0 ± 0 ms
less_1000000000_00	AC	0 ± 0 ms
less_1000000000_01	AC	0 ± 0 ms
less_1000000000_02	AC	0 ± 0 ms
random_00	AC	1 ± 0 ms
random_01	AC	1 ± 0 ms
random_02	AC	1 ± 0 ms
safe_prime_00	AC	0 ± 0 ms
223092870x_plus_1_00	AC	1 ± 0 ms
large_least_primitive_root_00	AC	0 ± 0 ms