Function range_kth_smallest 

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

✅ AC 17ms

problem here

Detail

Case Name	Status	Exec Time
example_00	AC	0 ± 0 ms
random_00	AC	11 ± 1 ms
random_01	AC	12 ± 0 ms
random_02	AC	6 ± 0 ms
random_03	AC	6 ± 1 ms
random_04	AC	3 ± 0 ms
small_00	AC	0 ± 0 ms
small_01	AC	0 ± 0 ms
small_02	AC	0 ± 0 ms
small_03	AC	0 ± 0 ms
small_04	AC	0 ± 0 ms
small_05	AC	0 ± 0 ms
small_06	AC	0 ± 0 ms
small_07	AC	0 ± 0 ms
small_08	AC	0 ± 0 ms
small_09	AC	0 ± 0 ms
max_random_00	AC	17 ± 1 ms
max_random_01	AC	16 ± 1 ms
max_random_02	AC	15 ± 0 ms
max_random_03	AC	16 ± 1 ms
max_random_04	AC	15 ± 1 ms
dense_small_a_00	AC	3 ± 0 ms
dense_large_a_00	AC	4 ± 0 ms
all_zero_00	AC	0 ± 0 ms