Eroare de compilare: user.cpp: In function ‘bool interior_tr(const triunghi&, const triunghi&, const triunghi&)’: user.cpp:61:36: error: ‘p0’ was not declared in this scope return abs(abs(ccw(p1, p2, p0)+ccw(p2, p3, p0)+ccw(p3, p1, p0))-abs(ccw(p1, p2, p0)))-abs(ccw(p2, p3, p0))-abs(ccw(p3, p1 p0))==0; ^ user.cpp:61:131: error: expected ‘)’ before ‘p0’ return abs(abs(ccw(p1, p2, p0)+ccw(p2, p3, p0)+ccw(p3, p1, p0))-abs(ccw(p1, p2, p0)))-abs(ccw(p2, p3, p0))-abs(ccw(p3, p1 p0))==0; ^ user.cpp:61:133: error: too few arguments to function ‘int ccw(const triunghi&, const triunghi&, const triunghi&)’ return abs(abs(ccw(p1, p2, p0)+ccw(p2, p3, p0)+ccw(p3, p1, p0))-abs(ccw(p1, p2, p0)))-abs(ccw(p2, p3, p0))-abs(ccw(p3, p1 p0))==0; ^ user.cpp:36:16: note: declared here friend int ccw(const triunghi&p1, const triunghi&p2, const triunghi&p3) ^ user.cpp: In function ‘int main()’: user.cpp:79:11: error: ‘a’ was not declared in this scope v[a].set(ax, ay); ^ user.cpp:80:11: error: ‘b’ was not declared in this scope v[b].set(bx, by); ^ user.cpp:81:11: error: ‘c’ was not declared in this scope v[c].set(cx, cy); ^ user.cpp:91:29: error: ‘class triunghi’ has no member named ‘a’ if(interior_tr(v[i].a, v[i].b, v[i].c)) ^ user.cpp:91:37: error: ‘class triunghi’ has no member named ‘b’ if(interior_tr(v[i].a, v[i].b, v[i].c)) ^ user.cpp:91:45: error: ‘class triunghi’ has no member named ‘c’ if(interior_tr(v[i].a, v[i].b, v[i].c)) ^ user.cpp:91:46: error: ‘interior_tr’ was not declared in this scope if(interior_tr(v[i].a, v[i].b, v[i].c)) ^ user.cpp:96:24: error: request for member ‘a’ in ‘i’, which is of non-class type ‘int’ if(aria_tr(v[i.a], v[i].b, v[i].c)>arie_max) ^ user.cpp:96:33: error: ‘class triunghi’ has no member named ‘b’ if(aria_tr(v[i.a], v[i].b, v[i].c)>arie_max) ^ user.cpp:96:41: error: ‘class triunghi’ has no member named ‘c’ if(aria_tr(v[i.a], v[i].b, v[i].c)>arie_max) ^ user.cpp:96:42: error: ‘aria_tr’ was not declared in this scope if(aria_tr(v[i.a], v[i].b, v[i].c)>arie_max) ^ user.cpp:97:34: error: request for member ‘a’ in ‘i’, which is of non-class type ‘int’ arie_max=aria_tr(v[i.a], v[i].b, v[i].c); ^