Compilare: main.cpp: In function 'void bfs()': main.cpp:22:25: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 22 | for(long long i=0; i<g[node].size(); i++){ | ~^~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:37:17: warning: format '%d' expects argument of type 'int*', but argument 3 has type 'long long int*' [-Wformat=] 37 | fscanf(fin, "%d", &t); | ~^ ~~ | | | | | long long int* | int* | %lld main.cpp:58:27: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 58 | for(long long i=0; i<g[node].size(); i++){ | ~^~~~~~~~~~~~~~~