Compilare: user.cpp: In function ‘int main()’: user.cpp:12:30: warning: use of ‘ll’ length modifier with ‘f’ type character [-Wformat=] scanf("%llf %llf", &X, &M); ^ user.cpp:12:30: warning: use of ‘ll’ length modifier with ‘f’ type character [-Wformat=] user.cpp:14:43: warning: use of ‘ll’ length modifier with ‘f’ type character [-Wformat=] printf("%.7llf", X > M ? 1 : 1 - X / M); ^ user.cpp:9:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("noroc.in", "r", stdin); ^ user.cpp:10:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("noroc.out", "w", stdout); ^ user.cpp:12:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%llf %llf", &X, &M); ^