Compilare: user.cpp: In function ‘int main()’: user.cpp:5:19: warning: integer overflow in expression [-Woverflow] #define INF (1<<31) ^ user.cpp:33:15: note: in expansion of macro ‘INF’ aux.nr = -INF;aux.numere = 0;aux.poz = 0; ^ user.cpp:5:19: warning: integer overflow in expression [-Woverflow] #define INF (1<<31) ^ user.cpp:45:27: note: in expansion of macro ‘INF’ if((*(xy-1)).nr==-INF) ^ user.cpp:30:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("scmax.in","r",stdin); ^ user.cpp:31:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("scmax.out","w",stdout); ^ user.cpp:32:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ user.cpp:41:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&x); ^