Compilare: user.cpp: In member function ‘bool Problema::Cmp(Problema::Point, Problema::Point)’: user.cpp:25:37: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] return (A.x<B.x || A.x==B.x && A.y<B.y); ^ user.cpp: In member function ‘void Problema::ReadPoints()’: user.cpp:90:40: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d %d %d",&V,&N,&K); ^ user.cpp:92:116: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%lf %lf %lf %lf %lf %lf",&Tr[i].A.x,&Tr[i].A.y,&Tr[i].B.x,&Tr[i].B.y,&Tr[i].C.x,&Tr[i].C.y); ^