Compilare: user.cpp: In function ‘bool BucketWithPoint(int, const Triangle&, long long int)’: user.cpp:108:15: warning: unused variable ‘oldMaxDist’ [-Wunused-variable] long long oldMaxDist = maxDist; ^ user.cpp: In function ‘int main()’: user.cpp:154:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("tri3.in", "rb", stdin); ^ user.cpp:155:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("tri3.out", "wb", stdout); ^ user.cpp:156:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &N, &M); ^ user.cpp: In member function ‘void Point::read()’: user.cpp:12:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &x, &y); ^