[精品]通信工程专业c++实验报告

1、c+程序设计实验报告学 号： 4090831姓 名: 提交日期： 2010 -6-11成 绩:【实验名称】:实验一：基本输入输出操作【实验目的】：熟悉microsoft visual c+ + 6.0编译环境，掌握coutvv基本输出流操作【实验内容】:(1)最小样板程序:输出hello world.代码如下：#include<iostream>int main()std:cout«，hello worldn"【运行结果】:(2)自选题目：字母正三角输出 代码如下：#include<iostream>using namespace std;int m

2、ain() for(int i=l;i<=10;卄i) ffor (int j二l;ju10-i;+j)icout<<" “；for (char ch=，a' ; ch' a' +2*it; +ch) cout«ch;cout<<n"运行结果：冋 d :4 0908 452deb ug 4s2.e web,a fibc abode abcdefg abcdefghi abcdefghijk abcdefghijklm abcdefghijklmno abcdefghijklnnopq abcdefghijklm

3、nopqrs ph*ess any key to cont：inue(3)自选题目：字母倒三角输出: 代码如下：#include<iostream>using namespace std; int maino for(int i=l;i<=10; +i) for (int j=l;j<=i-l;+j)k<=21-2*i;+k)cout<< for (int k=l cout«vzcout«endl;运行结果：区,bd:40908452debu g452.xhtimrimrimmmmrimrimmmmrimmmmririmmmmmmm

4、mmmmmmmmmmpi*ess any hey to cont inue【实验名称】：实验二：定义一个类日期型【实验目的】：通过自己定义一个类，了解c+中的class机制。掌握class不但可以定义数据的复合，还可以定义复合数据的操作。【实验内容】:定义一个日期型类，类中包含与日期有关的操作。代码如下：#include<iostream>#include<iomanip>using namespace std;class dateint year, month, day;public:void set (int y, int m, int d);bool isleap

5、year ();void print ();void date:set(int y, int m, int d) year=y; month=m; day=d;bool date:isleapyear()return(year%4=0&&year%100!=0)|(year%400=0);void date:print () cout«setfill (' o');东北大学秦皇岛分校电子信息系第2页cout«setw(4) «year<<，«setw(2) «month«，<<s

6、etw(2) «day«，n，; cout«setfill ('');int main () date d;d. set (2000, 12, 6); if(d isleapyear ()d. print ();file edt view insert project 奥ild look window尙丨a r 0 x电i a-二1 h|(globals)二j|(all global members | main勺mj*. hahahah microsoft visual c-f>si hahahah.cpphahahahexg - 0 er

7、ror(s)9 0 warning(s)7t7k buildx find in files 1 find in files 2 bob" i |ln 28, col 2|rec |col |ovr (read运行结果:阿d=赣建文件夹2000-12-06press an y key t o corn t in tie【实验名称】：实验三：学习构造函数和析构函数【实验目的】：掌握构造函数的重载和析构函数使用时的顺序【实验内容】：(1)构造函数的重载代码如下：/= = = = = = = = = = = = = = = = = = = = = = = = = = = = = #inclu

8、de<iostream>#includeiomanip>using namespace std;/class date public: int year, month, day;public:date (int y=2000, int m=l, int d=l);/ 设置默认参数date (const string& s) ;/ 重载bool isleapyear()const;/friend ostream& operator< (ostream& o, const date& d);注释掉;/date:date (const stri

9、ng& s)year=atoi (s. substr (0, 4) c_str (); month=atoi (s. substr (5, 2) c_str (); day=atoi (s. substr (8, 2). c_str ();/zdate:date(int y, int m, int d)yearly, month=m, day二d;/bool date:isleapyear()constreturn(year%4=0&&year%100)|year%400=0:/ostreamfe operator<(ostream& o, const d

10、ate& d)o«setfill (' o') «setw(4) «d. year«，-' «setw(2) «d. month«，-' return o«setw(2) «d. day«，n «setfill ('');/int maino date c(2005-12-28)；date d(2003, 12, 6);date e(2002) ;/默认两个参数date f(2002, 12);/默认一个参数date g;/默认三

11、个参数cout«c«d«e«f«g;东北人学秦皇岛分校电子信息系第4页2005-12-282003-12-062002-01-012002-12-012000-01-01press dny k巴 y to cont in lie(2)析构的顺序：代码如下：/=# i n c 1 u d e i o s t r e amusing namespace std;/class apublic :a()cout«"a->"a() cout<"-a汀；/class bpublic:b() cout

12、71;，b->，z;b() cout«"-b；/class cpublic:c() cout«c->"汀c() cout<y-c；/void func () cout<"nfunc:"a a;cout«"ok->"static b b;c c;/int main () cout“；for (int i二l;i二2;i+)for (int j=l;j<=2;+j)if(i=2)c c;else a a;b b;func () ; func ();二二二二二二二二二二二二一

13、二二二二一二二一二二二二二main : a-x-aa-x-ab-x-bc-x-cc-x-cb-x-haf unc :fi->ok->b->c-x-<vc<-afunc：a->ok->c-x-,r"g<-fxra<-nbpliess any key to continue【实验名称】：实验四：函数模板与模板参数 【实验目的】：学会调用函数模板解决问题【实验内容】:使用函数模板编程代码如下：#includeiostream>templatetypename t>t const& max(t const& a

14、, t const&b)return a<b?b:a;int main () int ia=3;double db二5.0;std:cout« max<double>(ia, db)«n；std:cout« max(static_castdouble>(ia), db)n;i *. y>g(utf - mitrosofl visual 匸*4* yfgfutf.cppj創列3 fite edtinsert project rdd iools 也ndow bclp-jesj x|曾q & 1电二彳口|国宙zj *|(globals)j|(aii global membersj*j|mainzj* cel凸ttinclude<iostrean>tenplate<typenane t>t const& nax(t const& a9 t const&b)return a< b ? b : a;>int nain()int ia-3;double db*5；std: :cout<< wax<double>(la ,db)<<*'