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+R Z ZZ ZZNNNNNNNNNNNNNNNNNNNNNNNNNNZHMMMMMMMMMMMMMMMMMMMMMMMMMMHH NNNNNNNNNNNNNNNNNNNNNNNN HHNHMMMMMMMMMMMMMMMMMMMMMMHNHMMH NNNNNNNNNNNNNNNNNNNN HMMNNHNHMMMMMMMMMMMMMMMMMMHNHNNMMMMH NNNNNNNNNNNNNNNN HMMMMNNNNHNHMMMMMMMMMMMMMMHNHNNNNMMMMMMH NNNNNNNNNNNN HMMMMMMNNNNNNHNHMMMMMMMMMMHNHNNNNNNMMMMMMMMH NNNNNNNN HMMMMMMMMNNNNNNNNHNHMMMMMMHNHNNNNNNNNMMMMMMMMMMH NNNN HMMMMMMMMMMNNNNNNNNNNHNHMMHNHNNNNNNNNNNMMMMMMMMMMMMHEEHMMMMMMMMMMMMNNNNNNNNNNNNHNNHNNNNNNNNNNNNMMMMMMMMMMMMMMMMMMMMMMMMMMMM