Problem	duckhunt5
User	yuanbin
Submission Time	2026-05-16 09:28:47
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

duckhunt5.cpp: In function ‘int main()’:
duckhunt5.cpp:26:13: error: ‘_’ was not declared in this scope
26 | cout <<_-1;
| ^