Compilare: user.cpp: In function ‘bool binsearch(points)’: user.cpp:52:49: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if(v[m].x-a.x>eps || eq(v[m].x,a.x) && v[m].y-a.y>eps) ^ user.cpp: In function ‘int main()’: user.cpp:71:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("triang.in", "r", stdin); ^ user.cpp:72:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("triang.out", "w", stdout); ^ user.cpp:73:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d\n",&n); ^ user.cpp:75:45: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%lf %lf\n", &v[i].x, &v[i].y); ^