给定n个三元组(x,y,z),按照以x为第一关键词升序排序,y为第二关键词降序排序,z为第三关键词升序排序的条件,将n个三元组排序后并输出。
3 1 2 3 1 3 2 2 3 1
1 3 2 1 2 3 2 3 1
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