Function number_of_substrings

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

✅ AC 469ms

problem here

Detail

Case Name	Status	Exec Time
example_00	AC	0 ± 0 ms
example_01	AC	0 ± 0 ms
example_02	AC	0 ± 0 ms
example_03	AC	0 ± 0 ms
random_00	AC	114 ± 2 ms
random_01	AC	139 ± 6 ms
random_02	AC	11 ± 0 ms
random_03	AC	129 ± 2 ms
random_04	AC	77 ± 0 ms
max_random_00	AC	161 ± 7 ms
max_random_01	AC	157 ± 10 ms
max_random_02	AC	158 ± 8 ms
max_random_03	AC	157 ± 4 ms
max_random_04	AC	163 ± 10 ms
all_same_00	AC	91 ± 1 ms
all_same_01	AC	92 ± 1 ms
all_same_02	AC	91 ± 2 ms
all_same_03	AC	90 ± 2 ms
all_same_04	AC	89 ± 1 ms
fib_str_00	AC	469 ± 16 ms
fib_str_01	AC	305 ± 5 ms
fib_str_02	AC	273 ± 7 ms
fib_str_03	AC	244 ± 2 ms
fib_str_04	AC	453 ± 20 ms