r1 2-7-1-3 r2 3-2-5-4 r3 1-5-3-6 r4 1-5-3-4 r5 5-6-3-2 r6 1-2-8-5 r7 1a-5-2-4 r8 4-7-3-1 r9 3-7-8-2 good luck