Problem	foreveralone
User	chatdanai
Submission Time	2026-05-04 23:30:55
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

foreveralone.cpp: In function ‘int main()’:
foreveralone.cpp:22:5: error: ‘class std::set<long long int>’ has no member named ‘push’
22 | a.push(x);
| ^~~~
foreveralone.cpp:23:5: error: ‘class std::set<long long int>’ has no member named ‘push’
23 | a.push(y);
| ^~~~