Compilare: main.cpp: In function 'DijkstraResult Dijkstra(int)': main.cpp:13:27: warning: integer overflow in expression of type 'int' results in '2147483647' [-Woverflow] 13 | #define infinity ((1<<31) - 1) | ~~~~~~~~^~~ main.cpp:41:43: note: in expansion of macro 'infinity' 41 | distances.resize(number_of_nodes + 1, infinity); | ^~~~~~~~ main.cpp:56:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 56 | for(int j = 0; j < adj[current_node].size(); j++) | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:13:27: warning: integer overflow in expression of type 'int' results in '2147483647' [-Woverflow] 13 | #define infinity ((1<<31) - 1) | ~~~~~~~~^~~ main.cpp:111:25: note: in expansion of macro 'infinity' 111 | long long minCost = infinity; | ^~~~~~~~ main.cpp:13:27: warning: integer overflow in expression of type 'int' results in '2147483647' [-Woverflow] 13 | #define infinity ((1<<31) - 1) | ~~~~~~~~^~~ main.cpp:115:34: note: in expansion of macro 'infinity' 115 | if (resA.distances[i] != infinity && resB.distances[i] != infinity && resC.distances[i] != infinity) | ^~~~~~~~ main.cpp:13:27: warning: integer overflow in expression of type 'int' results in '2147483647' [-Woverflow] 13 | #define infinity ((1<<31) - 1) | ~~~~~~~~^~~ main.cpp:115:67: note: in expansion of macro 'infinity' 115 | if (resA.distances[i] != infinity && resB.distances[i] != infinity && resC.distances[i] != infinity) | ^~~~~~~~ main.cpp:13:27: warning: integer overflow in expression of type 'int' results in '2147483647' [-Woverflow] 13 | #define infinity ((1<<31) - 1) | ~~~~~~~~^~~ main.cpp:115:100: note: in expansion of macro 'infinity' 115 | if (resA.distances[i] != infinity && resB.distances[i] != infinity && resC.distances[i] != infinity) | ^~~~~~~~