20241110 finished.

src/problem/mod.rs

@@ -306,3 +306,5 @@ mod p3255_find_the_power_of_k_size_subarrays_ii;
 mod p3235_check_if_the_rectangle_corner_is_reachable;
 
 mod p3242_design_neighbor_sum_service;
+
+mod p540_single_element_in_a_sorted_array;