#计算字符串中有效的表达式 print(eval('pow(2,2)')) print(eval('2+2')) #将字符串转成相应的对象(如list、tuple、dict和string之间的转换) a="[[1,2], [3,4], [5,6], [7,8], [9,0]]" b="(1,2,3,4)" c="{1:'xx',2:'yy'}" print(eval(a)) print(eval(b)) print(eval...
基于Python的强大,此题目可以用一行代码输出这个图形,只是这行代码要堆砌挺长的…… from__future__importprint_functionimportstring N =input() [print((reduce(lambdas,x:s.center(len(s)+2,'-').center(len(s)+4,x),[itemforiteminstring.lowercase[N-i:N]])).center(4*N-3,'-'))foriinrange...
功能说明(Function Description) Complete the miniMaxSum function in the editor below. miniMaxSum has the following parameter(s): arr: an array of 5 integers 在下面的编辑器中完成miniMaxSum函数。 miniMaxSum 具有以下参数: arr : 一个数组5个整数 打印(Print) Print two space-separated integers on one...
代码语言:python 代码运行次数:0 复制 Cloud Studio代码运行 importre pattern=r'\.'# 正则表达式模式,匹配句点字符text='This is a sentence. This is another sentence.'matches=re.findall(pattern,text)# 使用re.findall()函数查找所有匹配项print(matches)# 输出匹配结果 运行上述代码,将输出所有匹配到的句...
/bin/python3importsys defbreakingRecords(score):# Completethisfunctionmin=-1minCount=0maxCount=0...
/bin/python3importmathimportosimportrandomimportreimportsys#Complete the solve function below.defsolve(meal_cost, tip_percent, tax_percent): totalCost= meal_cost+ meal_cost*(tip_percent/100)+meal_cost*(tax_percent/100) totalCost=round(totalCost)print(totalCost)if__name__=='__main__':...
Introduction Python: Division 10 Easy Solution.py Introduction Loops 10 Easy Solution.py Introduction Write a function 10 Medium Solution.py Introduction Print Function 20 Easy Solution.py Basic Data Types List Comprehensions 10 Easy Solution.py Basic Data Types Find the Runner-Up Score! 10 Easy So...
Map and Lambda Function.py Matrix Script.py Maximize It!.py Mean, Var, and Std.py Min and Max.py Mod Divmod.py Mutations.py Nested Lists.py Piling Up!Piling Up!.py Polar Coordinates.py Polynomials.py Power - Mod Power.py Print Function.py Python Evaluation.py Re...
#!/bin/python3 import math import os import random import re import sys # Complete the time_delta function below. def time_delta(t1, t2): if __name__ == '__main__': fptr = open(os.environ['OUTPUT_PATH'], 'w') t = int(input()) for t_itr in range(t): t1 = input() ...
解析:在 JavaScript 中,定义函数使用 `function` 关键字,格式为 `function functionName() {}`。`def` 是 Python 中定义函数的关键字,C 和 D 的语法错误。 5. 答案:C。 解析:冒泡排序、选择排序、插入排序的平均时间复杂度为O(n^2)归并排序的平均时间复杂度为O(n log n) 简答题。 1. 答案: Python ...