解 101 011 000 0 00012 2 B 101 00036 D解二 A ~ 1 1 0 0 0 0 0 1 0 0 0 1 1 0 0 0 A     =       1 0 0 1 1 1 B     =       1 3 2 1 4 2 6 1 0 7 D   =    