Function lca_hld 

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

✅ AC 445ms

problem here

Detail

Case Name	Status	Exec Time
example_00	AC	0 ± 0 ms
random_00	AC	205 ± 18 ms
random_01	AC	232 ± 17 ms
random_02	AC	66 ± 0 ms
random_03	AC	96 ± 7 ms
random_04	AC	62 ± 7 ms
line_00	AC	71 ± 4 ms
line_01	AC	80 ± 3 ms
line_02	AC	25 ± 0 ms
line_03	AC	43 ± 1 ms
line_04	AC	32 ± 1 ms
max_line_00	AC	96 ± 3 ms
max_line_01	AC	92 ± 3 ms
max_line_02	AC	91 ± 2 ms
max_random_00	AC	312 ± 11 ms
max_random_01	AC	287 ± 12 ms
max_random_02	AC	295 ± 26 ms
binary_00	AC	445 ± 30 ms
binary_01	AC	426 ± 14 ms
binary_02	AC	424 ± 14 ms
path_graph_root_centroid_00	AC	85 ± 2 ms
path_graph_root_centroid_01	AC	84 ± 2 ms
path_graph_root_centroid_02	AC	84 ± 3 ms
almost_line_00	AC	124 ± 9 ms
almost_line_01	AC	118 ± 13 ms