python字典怎么输出冒号后面的答:python字典输出冒号后面的dict.values()listname=["张三","赵六","王二","马汉"]#姓名 listscore=[(100,98,97),(89,98,96),(90,95,89),(89,93,90)]#每人三科成绩 dictxs=dict(zip(listname,listscore))#字典{姓名:成绩} print(dictxs)for v in dictxs.values():#输出成绩 print(...
python求输出全班十名同学的姓名和成绩+输出高于全班平均分的同学姓名和...答:names = list(("张三", "李四", "王五", "赵六", "孙七", "周八", "吴九", "郑十", "陈一", "刘二"))创建一个包含10名同学成绩的列表 scores = list((90, 85, 92, 78, 88, 95, 80, 82, 86, 91))计算全班平均分 average = sum(scores) / len(scores)输出全班姓名和...
怎样在python中输出多个数组元素答:如果要输出多个列表元素,实际上是列表的分片或者说是切片。以下代码运行通过:12list = ['a', 'b', 'mpilgrim', 'z', 'example']print('\n', list[0:3])运行效果:1.python输出一维矩阵或numpy数组中的非0元素 import numpy as npa = np.mat([[0,1,0,1,2,3,4,0]])b = np....