Compilare: user.cpp: In function ‘int main()’: user.cpp:55:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < vert.size(); ++i) ^ user.cpp:65:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(inx >= vert.size() || vert[inx].x >= f.x) ^ user.cpp:76:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < horiz.size(); ++i) ^ user.cpp:86:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(iny >= horiz.size() || horiz[iny].x >= f.y) ^