Function lca_hld 

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

✅ AC 359ms

problem here

Detail

Case Name	Status	Exec Time
example_00	AC	0 ± 0 ms
random_00	AC	174 ± 17 ms
random_01	AC	200 ± 6 ms
random_02	AC	71 ± 1 ms
random_03	AC	66 ± 4 ms
random_04	AC	47 ± 2 ms
line_00	AC	77 ± 4 ms
line_01	AC	90 ± 1 ms
line_02	AC	24 ± 1 ms
line_03	AC	53 ± 2 ms
line_04	AC	33 ± 2 ms
max_line_00	AC	92 ± 5 ms
max_line_01	AC	88 ± 1 ms
max_line_02	AC	91 ± 1 ms
max_random_00	AC	235 ± 20 ms
max_random_01	AC	221 ± 7 ms
max_random_02	AC	224 ± 8 ms
binary_00	AC	349 ± 15 ms
binary_01	AC	359 ± 22 ms
binary_02	AC	349 ± 10 ms
path_graph_root_centroid_00	AC	80 ± 2 ms
path_graph_root_centroid_01	AC	80 ± 1 ms
path_graph_root_centroid_02	AC	83 ± 1 ms
almost_line_00	AC	93 ± 1 ms
almost_line_01	AC	96 ± 4 ms