Main.cc: In function ‘int demHop3(char*, int)’:
Main.cc:14:13: error: ‘dem’ was not declared in this scope
14 | dem++;
| ^~~
Main.cc:17:12: error: ‘dem’ was not declared in this scope
17 | return dem;
| ^~~
Main.cc:6:9: warning: unused variable ‘count’ [-Wunused-variable]
6 | int count = 0;
| ^~~~~