Problem	party_noi
User	Fr5ctal
Submission Time	2025-06-29 12:09:01
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

party_noi.cpp: In function ‘int main()’:
party_noi.cpp:15:17: error: ‘ceil’ was not declared in this scope
15 | int seats = ceil((double)n / 2);
| ^~~~