Problem	ping
User	YellowPurpleDragon
Submission Time	2025-01-20 06:59:36
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

ping.cpp: In function ‘int rabbit(int)’:
ping.cpp:7:9: error: ‘S’ was not declared in this scope
7 | return S;
| ^