编写代码完成将生成的算式及习题长期保存下来，采用CSV、XML、JSON三种形式进行存储并读取。提交相关代码及运行截图。importrandomimportcsvimportjsonimportxml.etree.ElementTreeasETfromxml.domimportminidom#生成随机算式数据defgenerate_exercises(count

(*Exercise:mutablefields*)typestudent={name:string;mutablegpa:float;}letstuA={name="Alice";gpa=3.7}let()=stuA.gpa<-4.0(*Exercise:intfun*)letinc=ref(funx->x+1)letnum=!inc3109(*Exercise:a

(*Exercise:specgame*)(*Whereisanotherprogrammer?*)(*Exercise:polyspec*)(*[Poly]representsimmutablepolynomialswithintegercoeffcients*)moduletypePoly=sig(*[t]isthetypeofpolynomials*)typet(*[evalxp]is[p]e

  TheFutureoftheEnglish[SupplementaryExercises]I.TranslatethefollowingintoChinese.1.Itwasachallenge,butluckilywehadtheexperiencetodrawon.这是一个挑战，但幸运的是我们有经验可以借鉴2.Asthejourneydrewon,hestartedtofeeltired.

(*Exercise:complexsynonym*)moduletypeComplexSig=sigtypecomplexvalzero:complexvaladd:complex->complex->complexend(*Exercise:complexencapsulation*)moduleComplex:ComplexSig=structtypecomplex=float*flo

(*Exercise:mysteryoperator1*)let($)fx=fx;;(*使得函数的连续调用具有一部分右结合的特质square$2+2与square2+2的运行结果分别是16和6*)(*Exercise:repeat*)letrecrepeatfnx=matchnwith|0->x|_->repeatf(n-1)

(*Exercise:listexpressions*)letlist1=[1;2;3;4;5];;letlist2=1::2::3::4::5::[];;letlist3=[1]@[2;3;4;]@[5];;(*Exercise:product*)letrecproductl=matchlwith|[]->1|h::t->h*productt;;(*

ITD102:ComputerTechnologyFundamentalsWorkbook2:HighLevelTechnologiesThisdocumentcontainsthe practicalexercises questionsrelevanttothesecondpartofthisunit.RaspberryPi:AllstudentsneedaRaspberryPi.Thereisnotextbooktopurchas

###Auto自动化变量自动存储类别是默认的存储类别，通常用于在”函数内部定义的局部变量“。这些变量会在程序执行到其定义的代码块时对应的栈空间被创建，函数执行完毕后变量对应栈空间会自动销毁。示例：intmain()//宿主{autointdata;//寄生虫autointdata;局

exercism.org正常情况下要求提交答案并测试通过才能看到其他人的答案，如果想直接参考他人答案可以在url后面添加/solutions即可。问题页面：https://exercism.org/tracks/rust/exercises/poker答案页面：https://exercism.org/tracks/rust/exercises/poker/solutions也可以参考这个

SupplementaryExercises [TheLoons] I.TranslatethefollowingintoChinese.选择Reynolds来主持这个节目很奇怪。1. Reynoldswasan odd choice to host theshow. 2. Shemovedfromplacetoplacewhereshecouldfindtheodd bitofwork. 3. O

温吞:结对项目这个作业属于哪个课程软件工程4班这个给作业要求在哪里结对项目这个作业的目标实现一个自动生成小学四则运算题目的命令行程序合作人员学号姓名3122004557蔡昱鹏3122004567韩逸朗Github链接结对项目PSS表格PSP2.1Pers

Exercise:values[✭]WhatisthetypeandvalueofeachofthefollowingOCamlexpressions?7*(1+2+3)"CS"^string_of_int3110Hint:typeeachexpressionintothetoplevelanditwilltellyoutheanswer.Note:^isnotexponentiation.int

以下内容为本人的学习笔记，如需要转载，请声明原文链接微信公众号「ENG八戒」https://mp.weixin.qq.com/s/EFd0bEZmfxySjmSWrOcS5gRustlings是Rust团队推出的一个开源项目，旨在帮助初学者在调试程序过程中学习Rust语言。上期有篇文章讲到如何配置和升级Rust的工具链《简

To:TeamMembersSubject:NewYearPartyPlanningDate:[SpecifythedatefortheNewYearparty]Time:[Specifythestartandendtimeoftheevent]Venue:[Specifythelocationorvenuefortheparty]Assignments:1.DecorationCommittee:[Name1],[Name2]

importjava.io.FileWriter;importjava.io.IOException;importjava.util.HashSet;importjava.util.Random;importjava.util.Scanner;importjava.util.Set;publicclassMathExerciseGenerator{publicstaticvoidmain(String[]args){intnumExercises=

1/4Assignment4:ThreadsDue11Junby23:59Points10Availableuntil15Junat23:59Assignment4-ThreadExercisesDuedate11:59pm-SundayWeek13.Thisassignmentisdesignedtotestyourunderstandingofthreads,mutexesandsignalling.Download

DiscreteMathematics:Exercisespart1.Inclusion-exclusionmethodsHowmanypositiveintegerslessthan10,000arenotthesecondorhigherpowerofanintege

目录TwoExercisesofGramian"Gramiandeterminesshape""Almostorthonormal"TwoExercisesofGramian"Gramiandeterminesshape"Proposition.Let\(\{v_1,\cdots,

text文件内容fileiseitheratextorbytestringgivingthenameandthepathifthefileisn'tinthecurrentworkingdirectoryofthefiletobeopenedora

ElementsofInformationTheory:Exercises2.2Entropyoffunctions.Let\(X\)bearandomvariabletakingonafinitenumberofvalues.Whatisthe(general)i