Compilare: user.cpp: In function ‘void ReadInput()’: user.cpp:19:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &N); ^ user.cpp:21:54: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d", &F[i], &C[i], &S[i], &D[i]); ^ user.cpp: In function ‘long long int RunDP()’: user.cpp:34:38: warning: ‘transportCost’ may be used uninitialized in this function [-Wmaybe-uninitialized] transportCost += S[j - 1]; ^