1.1 maekawa 1: M: { 6 9 : 2: 1 1 1 0 0 0 0 0 0 3: 0 0 0 1 1 1 0 0 0 4: 0 0 0 0 0 0 1 1 1 5: 1 0 0 1 0 0 1 0 0 6: 0 1 0 0 1 0 0 1 0 7: 0 0 1 0 0 1 0 0 1 8: }