Problem	catdog
User	Sans12345
Submission Time	2024-01-26 10:56:38
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

/usr/bin/ld: /tmp/ccv8Vw8Q.o: in function `main':
grader.cpp:(.text.startup+0x189): undefined reference to `neighbor(int)'
collect2: error: ld returned 1 exit status