通过help(sorted)查看sorted的帮助文档,显示如下: Help on built-in function sorted in module builtins: sorted(iterable, /, *, key=None, reverse=False) Return a new list containing all items from the iterable in ascending order. A custom key function can be supplied
题目链接 http://acm.hdu.edu.cn/showproblem.php?pid=5884 Problem Description Recently, Bob has just learnt a naive sorting algorithm: merge sort. Now, Bob receives a task from Alice.Alice will give Bob N sorted sequences, and the i-th sequence includes ai