Compilare: main.cpp: In function 'int main()': main.cpp:59:13: warning: variable 'max_idx2' set but not used [-Wunused-but-set-variable] 59 | int max_idx2; | ^~~~~~~~ main.cpp:57:12: warning: 'max_idx1' may be used uninitialized [-Wmaybe-uninitialized] 57 | bfs(max_idx1); | ~~~^~~~~~~~~~ main.cpp:49:13: note: 'max_idx1' was declared here 49 | int max_idx1; | ^~~~~~~~