Problem	reopening
User	zyh255
Submission Time	2022-12-28 16:17:26
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

reopening.cpp: In function ‘int32_t main()’:
reopening.cpp:69:10: error: ‘s’ was not declared in this scope
69 | if (!s.empty()) val = min(val, *(s.begin()));
| ^