Function matrix_rank 

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

✅ AC 122ms

problem here

Detail

Case Name	Status	Exec Time
example_00	AC	0 ± 0 ms
example_01	AC	0 ± 0 ms
example_02	AC	0 ± 0 ms
example_03	AC	0 ± 0 ms
random_00	AC	78 ± 1 ms
random_01	AC	52 ± 0 ms
random_02	AC	21 ± 0 ms
random_03	AC	50 ± 0 ms
random_04	AC	0 ± 0 ms
random_05	AC	24 ± 0 ms
lowrank_00	AC	23 ± 0 ms
lowrank_01	AC	12 ± 0 ms
lowrank_02	AC	3 ± 0 ms
lowrank_03	AC	33 ± 0 ms
lowrank_04	AC	0 ± 0 ms
lowrank_05	AC	21 ± 0 ms
hack_of_system_of_linear_00	AC	2 ± 0 ms
hack_of_system_of_linear_01	AC	2 ± 0 ms
hack_of_system_of_linear_02	AC	4 ± 0 ms
hack_of_system_of_linear_03	AC	0 ± 0 ms
hack_of_system_of_linear_04	AC	0 ± 0 ms
hack_of_system_of_linear_05	AC	3 ± 0 ms
max_00	AC	4 ± 0 ms
max_01	AC	4 ± 0 ms
max_02	AC	5 ± 0 ms
max_03	AC	122 ± 0 ms
max_04	AC	122 ± 0 ms
max_05	AC	122 ± 0 ms
max_06	AC	9 ± 0 ms
max_07	AC	10 ± 1 ms
max_08	AC	16 ± 2 ms
zero_00	AC	0 ± 0 ms
zero_01	AC	0 ± 0 ms
zero_02	AC	0 ± 0 ms
zero_03	AC	0 ± 0 ms
zero_04	AC	1 ± 0 ms