Compilare: user.cpp: In function ‘int main()’: user.cpp:5:45: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("balulbobocilor.in", "r", stdin); ^ user.cpp:6:47: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("balulbobocilor.out", "w", stdout); ^ user.cpp:10:83: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%lf %lf %lf %lf %lf %lf %lf %lf", &D, &V1, &H1, &G1, &V2, &H2, &G2, &S); ^