1s_1 1 4 2s_2 1 4 3s_3 1 4 4s_4 1 4 5s_5 1 4 6s_6 2 4 7s_7 2 8s_8 1 4 9s_8 2 4 10s_9 1 4 11s_10 2 4 12s_11 0 4 13s_11 1 4 14s_11 2 4 15s_11 3 4 16s_11 4 4 17s_11 5 4 18s_11 6 4 19s_11 7 4 20s_11 8 4 21s_11 9 4 22s_12 42 4 23s_1 1 4 24s_2 1 4 25s_3 1 4 26s_4 1 4 27s_5 1 4 28s_6 2 4 29s_7 2 30s_8 1 4 31s_8 2 4 32s_9 1 4 33s_10 2 4 34s_11 0 4 35s_11 1 4 36s_11 2 4 37s_11 3 4 38s_11 4 4 39s_11 5 4 40s_11 6 4 41s_11 7 4 42s_11 8 4 43s_11 9 4 44s_12 42 4 45RETURNED 42 86 46