Compilare: main.cpp: In function 'void read(int&, int&, int&)': main.cpp:33:11: warning: unused variable 'b' [-Wunused-variable] 33 | int a,b,c; | ^ main.cpp:33:13: warning: unused variable 'c' [-Wunused-variable] 33 | int a,b,c; | ^ main.cpp: In function 'void bellman_ford(int)': main.cpp:56:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<my_struct>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 56 | for (int i = 0; i < v[nod_din_coada].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~