Compilare: user.cpp: In function 'int dijkstra(int)': user.cpp:96: warning: comparison is always true due to limited range of data type user.cpp:121: warning: large integer implicitly truncated to unsigned type user.cpp: In function 'int main()': user.cpp:156: warning: format '%hu' expects type 'short unsigned int*', but argument 2 has type 'int*' user.cpp:160: warning: format '%hu' expects type 'short unsigned int*', but argument 4 has type 'int*'