Compilare: user.cpp: In function ‘int main()’: user.cpp:74:51: warning: use of ‘ll’ length modifier with ‘f’ type character [-Wformat=] for(int i = 1; i<= N; ++i) scanf("%llf", &X[i]); ^ user.cpp:75:51: warning: use of ‘ll’ length modifier with ‘f’ type character [-Wformat=] for(int i = 1; i<= N; ++i) scanf("%llf", &P[i]); ^ user.cpp:76:51: warning: use of ‘ll’ length modifier with ‘f’ type character [-Wformat=] for(int i = 1; i<= N; ++i) scanf("%llf", &Y[i]); ^ user.cpp:86:33: warning: use of ‘ll’ length modifier with ‘f’ type character [-Wformat=] printf("%.3llf ", REZ[i]); ^ user.cpp:71:28: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen(in, "r", stdin); ^ user.cpp:72:30: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen(out, "w", stdout); ^ user.cpp:73:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &N, &M); ^ user.cpp:74:52: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for(int i = 1; i<= N; ++i) scanf("%llf", &X[i]); ^ user.cpp:75:52: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for(int i = 1; i<= N; ++i) scanf("%llf", &P[i]); ^ user.cpp:76:52: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for(int i = 1; i<= N; ++i) scanf("%llf", &Y[i]); ^