Dot and Cross in Python 3 - HackerRank Solution Dot and Cross 问题描述: 给予两个为N×N的矩阵A和B,求它们的矩阵乘积 输入格式: 第一行为整数N 接下来的N行为矩阵A中每一行的数据 最后的N行为矩阵B中每一行的数据 样例演示 输入: 输出: 参考代码 小结 input()传回的是字符串,需要用int转换为整型...
Nested Lists in Python 3 - HackerRank Solution Nested Lists 问题描述 给予N个学生的姓名和分数 将它们存储在一个嵌套列表中 并打印成绩第二低的任何学生的名字 样例演示 输入 输出 参考代码 普通版 精妙版 总结 1.join的用法: 语法: ‘sep’.join(seq) sep:分隔符。可以为空 seq:要连接的元素序列、...
Nested Lists比较经典的python代码 marksheet = [] for_inrange(0,int(input())): marksheet.append([input(),float(input())]) second_highest=sorted(list(set(marksforname,marksinmarksheet)))[1] print('\n'.join([afora,binsorted(marksheet)ifb == second_highest]))...
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(3)hackerrank:Lists Consider a list (list = []). You can perform the following commands: insert i e: Insert integer e at position i. print: Print the list. remove e: Delete the first occurrence of integer .e append e: In...python第二周作业——chapter 3,chapter 4 列表 本周主要...