Li-Fan Chen says to YSITD範例輸入： 10 9 5 10 4 3 6 1 2 7 8 30 30 29 28 27 26 25 10 11 12 13 15 14 16 19 18 17 20 24 23 22 21 8 9 7 6 5 3 4 2 1 範例輸出: 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30at Sat, Jul 30, 2016 2:33 PM