Problem	ccs
User	peepeepoop
Submission Time	2026-02-23 13:41:36
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

ccs.cpp: In function ‘int main()’:
ccs.cpp:15:7: error: expected unqualified-id before ‘.’ token
15 | set.insert(a);
| ^