Compilare: user.cpp: In function ‘int main()’: user.cpp:98:106: warning: use of ‘ll’ length modifier with ‘f’ type character [-Wformat=] printf("%.2llf",(resultCycleCost+resultCycleNodes*separateCosts[bellmanSearchIndex])/resultCycleNodes); ^ user.cpp:72:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("ciclu.in","r",stdin); ^ user.cpp:73:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("ciclu.out","w",stdout); ^ user.cpp:75:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d",&n,&m); ^ user.cpp:81:35: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d %d",&a,&b,&c); ^ user.cpp:98:54: warning: ‘resultCycleNodes’ is used uninitialized in this function [-Wuninitialized] printf("%.2llf",(resultCycleCost+resultCycleNodes*separateCosts[bellmanSearchIndex])/resultCycleNodes); ^ user.cpp:98:37: warning: ‘resultCycleCost’ is used uninitialized in this function [-Wuninitialized] printf("%.2llf",(resultCycleCost+resultCycleNodes*separateCosts[bellmanSearchIndex])/resultCycleNodes); ^