Compilare: main.cpp: In function 'void bfs(int)': main.cpp:35:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 35 | for (int i = 0; i < lista[elem].size(); ++i) { | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void resetare()': main.cpp:48:16: warning: iteration 21001 invokes undefined behavior [-Waggressive-loop-optimizations] 48 | viz[i] = 0; | ~~~~~~~^~~ main.cpp:47:23: note: within this loop 47 | for (int i = 0; i <= MAX_SIZE + 1; ++i) { | ~~^~~~~~~~~~~~~~~ main.cpp:48:16: warning: 'void* __builtin_memset(void*, int, long unsigned int)' forming offset [84004, 84007] is out of the bounds [0, 84004] of object 'viz' with type 'int [21001]' [-Warray-bounds] 48 | viz[i] = 0; | ~~~~~~~^~~ main.cpp:16:5: note: 'viz' declared here 16 | int viz[MAX_SIZE + 1], coada[MAX_SIZE + 1]; | ^~~