Compilare: user.cpp: In function ‘int main()’: user.cpp:40:51: warning: format ‘%d’ expects argument of type ‘int*’, but argument 4 has type ‘long long int*’ [-Wformat=] scanf("%d%d%d%d",&x,&aux.nod,&aux.d,&aux.c); ^ user.cpp:40:51: warning: format ‘%d’ expects argument of type ‘int*’, but argument 5 has type ‘long long int*’ [-Wformat=] user.cpp:34:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("arb2.in", "r", stdin); ^ user.cpp:35:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("arb2.out", "w", stdout); ^ user.cpp:37:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ user.cpp:40:52: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d",&x,&aux.nod,&aux.d,&aux.c); ^