Eroare de compilare: user.cpp: In function ‘double d(point, point, point)’: user.cpp:22:68: warning: left operand of comma operator has no effect [-Wunused-value] if(p.x < min(a.x, b.x) || p.x > max(a.x, b.x) || p.y < (a.y, b.y) || p.y > (a.y, b.y)) { ^ user.cpp:22:88: warning: left operand of comma operator has no effect [-Wunused-value] if(p.x < min(a.x, b.x) || p.x > max(a.x, b.x) || p.y < (a.y, b.y) || p.y > (a.y, b.y)) { ^ user.cpp:25:34: error: cannot convert ‘std::pair<int, point>’ to ‘double’ in return return make_pair(m, a); ^ user.cpp:27:30: error: cannot convert ‘std::pair<int, point>’ to ‘double’ in return return make_pair(n, b); ^ user.cpp:29:54: error: expected primary-expression before ‘)’ token return make_pair(area(p, a, b) * 2 / dist(a, b), ); ^ user.cpp: In function ‘int main()’: user.cpp:49:48: error: conversion from ‘double’ to non-scalar type ‘std::pair<double, point>’ requested pair<double, point> dp = d(P, p, p1); ^ user.cpp: In function ‘double d(point, point, point)’: user.cpp:30:1: warning: control reaches end of non-void function [-Wreturn-type] } ^