Problem	ihate1111
User	R9q5P8
Submission Time	2026-07-17 14:50:45
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

ihate1111.cpp: In function ‘int main()’:
ihate1111.cpp:19:12: error: ‘check’ was not declared in this scope
19 | cout << (check(n) ? "YES" : "NO") << '\n';
| ^~~~~