Function lca_euler_tour 

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

✅ AC 246ms

problem here

Detail

Case Name	Status	Exec Time
example_00	AC	0 ± 0 ms
random_00	AC	166 ± 10 ms
random_01	AC	214 ± 11 ms
random_02	AC	42 ± 0 ms
random_03	AC	102 ± 5 ms
random_04	AC	54 ± 4 ms
line_00	AC	118 ± 8 ms
line_01	AC	151 ± 11 ms
line_02	AC	40 ± 0 ms
line_03	AC	51 ± 1 ms
line_04	AC	47 ± 2 ms
max_line_00	AC	158 ± 12 ms
max_line_01	AC	153 ± 7 ms
max_line_02	AC	162 ± 8 ms
max_random_00	AC	229 ± 12 ms
max_random_01	AC	227 ± 14 ms
max_random_02	AC	246 ± 20 ms
binary_00	AC	227 ± 14 ms
binary_01	AC	178 ± 8 ms
binary_02	AC	192 ± 4 ms
path_graph_root_centroid_00	AC	108 ± 2 ms
path_graph_root_centroid_01	AC	110 ± 5 ms
path_graph_root_centroid_02	AC	116 ± 11 ms
almost_line_00	AC	211 ± 15 ms
almost_line_01	AC	200 ± 8 ms