=====>y>m>f>d>c>c>b>b?b?c?c?c?c?c?d@d@d@e@e?e?e?e?e>e>e>e>e>f>f=g=h=i=k=k=k=k=k=k>k>k>j?k?k?k@k@k@k@kAkAkAkAkAkAkAkAkAkAkAkAkAkAkAkAkAkAkAk@k@l@n?o?p?q>q>q=p=o=n>>>}>o>g?d?c?c?b@b@b@b@c@cAcAcAdAdAdAdAeAeAeAeA