Problem	ping
User	Dolphy
Submission Time	2024-01-19 17:27:21
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

ping.cpp: In function ‘int rabbit(int)’:
ping.cpp:4:10: error: ‘ping’ was not declared in this scope
4 | cout << ping(0) << "\n";
| ^~~~