Problem	crypto
User	usernamehere
Submission Time	2025-03-17 12:06:19
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

crypto.cpp:16:39: error: ‘tree’ does not name a type; did you mean ‘free’?
16 | template<class T> using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
| ^~~~
| free
crypto.cpp: In function ‘int main()’:
crypto.cpp:22:5: error: ‘ordered_set’ was not declared in this scope
22 | ordered_set<ll> s;
| ^~~~~~~~~~~
crypto.cpp:22:19: error: expected primary-expression before ‘>’ token
22 | ordered_set<ll> s;
| ^
crypto.cpp:22:21: error: ‘s’ was not declared in this scope
22 | ordered_set<ll> s;
| ^