function Stromek
hold on
plot([5,5],[0,5.1],'-g','LineWidth',10)
plot([2.5,5],[1,3],'-g','LineWidth',10)
plot([7.5,5],[1,3],'-g','LineWidth',10)
plot([3,5],[2.5,4],'-g','LineWidth',10)
plot([7,5],[2.5,4],'-g','LineWidth',10)
plot([4,5],[4,5],'-g','LineWidth',10)
plot([6,5],[4,5],'-g','LineWidth',10)
plot(2.5,1,'ko','MarkerFaceColor','y','MarkerSize',15)
plot(7.5,1,'ko','MarkerFaceColor','y','MarkerSize',15)
plot(3,2.5,'ko','MarkerFaceColor','y','MarkerSize',15)
plot(7,2.5,'ko','MarkerFaceColor','y','MarkerSize',15)
plot(4,4,'ko','MarkerFaceColor','y','MarkerSize',15)
plot(6,4,'ko','MarkerFaceColor','y','MarkerSize',15)
plot(5,5.2,'kp','MarkerFaceColor','y','MarkerSize',30)
hold off
axis([0,10,0,6])