Eroare de compilare: main.cpp: In function 'void read(long long int&, long long int&, long long int&)': main.cpp:33:12: warning: unused variable 'b' [-Wunused-variable] 33 | int a, b, c; | ^ main.cpp:33:15: warning: unused variable 'c' [-Wunused-variable] 33 | int a, b, c; | ^ main.cpp: In function 'void bellman_ford(long long int)': main.cpp:54:27: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<my_struct>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 54 | for (int i = 0; i < v[nod_din_coada].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~ At global scope: cc1plus: error: '::main' must return 'int' Non zero exit status: 1