Compilare: user.cpp: In function 'int intersectie(punct, punct, punct, punct)': user.cpp:43: warning: unused variable 'ymin1' user.cpp:44: warning: unused variable 'ymin2' user.cpp: In function 'void dijkstra(int, int)': user.cpp:179: warning: 'y' may be used uninitialized in this function user.cpp:179: warning: 'x' may be used uninitialized in this function user.cpp: In function 'int main()': user.cpp:107: warning: 'nou.poligon::sz' may be used uninitialized in this function user.cpp:107: note: 'nou.poligon::sz' was declared here