Function cartesian_tree 

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

✅ AC 61ms

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
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
random_00	AC	61 ± 2 ms
random_01	AC	26 ± 0 ms
random_02	AC	33 ± 0 ms
random_03	AC	24 ± 0 ms
random_04	AC	48 ± 0 ms
increasing_00	AC	53 ± 1 ms
increasing_01	AC	23 ± 0 ms
decreasing_00	AC	52 ± 0 ms
decreasing_01	AC	23 ± 0 ms
almost-increasing_00	AC	53 ± 1 ms
almost-increasing_01	AC	23 ± 0 ms
almost-decreasing_00	AC	52 ± 0 ms
almost-decreasing_01	AC	23 ± 0 ms