Compilare: user.cpp: In function ‘void Dijkstra(int, long int*, long int*)’: user.cpp:70:13: warning: overflow in implicit constant conversion [-Woverflow] d[i]=inf; ^ user.cpp: In function ‘int main()’: user.cpp:89:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("trilant.in","r",stdin); ^ user.cpp:90:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%ld%ld",&n,&m); ^ user.cpp:91:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%ld%ld%ld",&A,&B,&C); ^ user.cpp:93:36: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%ld%ld%ld",&p,&q,&t); ^ user.cpp:109:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("trilant.out","w",stdout); ^