Problem	volcanic
User	Pan
Submission Time	2024-01-09 11:42:39
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

volcanic.cpp: In function ‘void bfs()’:
volcanic.cpp:44:22: error: expression cannot be used as a function
44 | if (now-1>=0 (now-1)%c!=c-1)
| ^