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#7
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![]() r1: 5 6 9 3
r2: 3 7 1 4 r3: 2 1 5 3 r4: 7 1 4 6 r5: 9 7 5 10 r6: 7 5 2 1 r7: 1 5 3 4 r8: 3 7 6 1 r9: 5 2 11 12 r10: 9 10 2 1 |