Compilare: main.cpp: In member function 'void Graph::dijkstra(short unsigned int, short unsigned int)': main.cpp:63:53: warning: large integer implicitly truncated to unsigned type [-Woverflow] std::vector<unsigned short int> dist(nr_nodes, INF); ^ main.cpp: In function 'int main()': main.cpp:96:36: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("camionas.in", "r", stdin); ^ main.cpp:97:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("camionas.out", "w", stdout); ^