PowerPoint Presentation max ec = 0 i = 0 a b c d N M N S d c b a N 0 ec 0 (dcba) i 0 (MN) M+ = 0 ec max (dcba) i max (MN) a bc d N M+ d c b a N 0 ec 0 (dcba) i 0 (MN[.]
max ec = i = b N a c M d N S ec (dcba) i (MN) b c d M+ N- a = ec max (dcba) i max (MN) c d b a M+ N- ec (dcba) i (MN) c b d M+ a N- max ec = i = c b d M a N ec (abcd) i (NM) b a M- N+ d c = ec max (abcd) i max (NM) b a c d M- N+ ec (abcd) i (NM) b c a Md N+ max ec = i = b a c M d N max ec = i = b a c M d N ec (dcba) i (MN) b c d M+ N- a = ec max (dcba) i max (MN) c d b a M+ N- ec (dcba) i (MN) c b d M+ a N- max ec = i = c b d M a N ec (abcd) i (NM) b a M- N+ d c = ec max (abcd) i max (NM) b a c d M- N+ ec (abcd) i (NM) b c a Md N+ max ec = i = b a c M d N A B N S X Y