Problem	monsters2
User	shenshiqi
Submission Time	2026-07-10 16:08:59
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

monsters2.cpp: In function ‘int main()’:
monsters2.cpp:7:3: error: ‘nanos’ was not declared in this scope
7 | nanos = chrono::duration_cast<chrono::nanoseconds>(now.time_since_epoch()).count();
| ^~~~~