C++ Primer Plus 编程练习ch4

4-1

#include<iostream>
#include<string>
#include<cstring>using namespace std;int main() {cout << "What is your first name? ";char fname[20];cin.getline(fname, 20);cout << "What is your last name? ";char lname[20];cin.getline(lname, 20);cout << "What letter grade do you deserve? ";char grade;cin >> grade;cout << "What is your age? ";int age;cin >> age;cout << "Name: " << lname << "," << fname << endl;cout << "Grade: " << ++grade << endl;cout << "Age: " << age << endl;system("pause");return 0;}

4-2

#include<iostream>
#include<string>
#include<cstring>using namespace std;int main() {cout << "What is your first name? ";string fname;getline(cin, fname);cout << "What is your last name? ";string lname;getline(cin, lname);cout << "What letter grade do you deserve? ";char grade;cin >> grade;cout << "What is your age? ";int age;cin >> age;cout << "Name: " << lname << "," << fname << endl;cout << "Grade: " << ++grade << endl;cout << "Age: " << age << endl;system("pause");return 0;
}

4-3

#include<iostream>
#include<string>
#include<cstring>using namespace std;int main() {cout << "Enter your first name:";char fname[20];cin >> fname;cout << "Enter your last name:";char lname[20];cin >> lname;cout << "Here's the information in a single string:";strcat_s(lname, ", ");strcat_s(lname, fname);cout << lname << endl;system("pause");return 0;
}

4-4

#include<iostream>
#include<string>
#include<cstring>using namespace std;int main() {cout << "Enter your first name:";string fname;cin >> fname;cout << "Enter your last name:";string lname;cin >> lname;cout << "Here's the information in a single string:";lname += ", ";lname += fname;cout << lname << endl;system("pause");return 0;
}

4-5

#include<iostream>
#include<string>
#include<cstring>using namespace std;int main() {struct CandyBar {string brand;double weight;int calorie;};CandyBar snack = { "Mocha Munch", 2.3, 350 };cout << "snack.brand = " << snack.brand << endl;cout << "snack.weight = " << snack.weight << endl;cout << "snack.calorie = " << snack.calorie << endl;system("pause");return 0;
}

4-6

#include<iostream>
#include<string>
#include<cstring>using namespace std;int main() {struct CandyBar {string brand;double weight;    //poundint calorie;};CandyBar renko[3];renko[0] = { "Mocha Munch", 2.3, 350 };renko[1] = { "Orio Strawberry Cake", 1.1,1390 };renko[2] = { "Egg Pudding", 0.2, 174 };for (int i = 0; i < 3; i++) {cout << "renko[" << i << "].brand = " << renko[i].brand << endl;cout << "renko[" << i << "].weight = " << renko[i].weight << endl;cout << "renko[" << i << "].calorie = " << renko[i].calorie << endl;}system("pause");return 0;
}

4-9

#include<iostream>
#include<string>
#include<cstring>using namespace std;int main() {struct CandyBar {string brand;double weight;    //poundint calorie;};CandyBar * renko = new CandyBar[3];renko[0] = { "Mocha Munch", 2.3, 350 };renko[1] = { "Orio Strawberry Cake", 1.1,1390 };renko[2] = { "Egg Pudding", 0.2, 174 };for (int i = 0; i < 3; i++) {cout << "renko[" << i << "].brand = " << renko[i].brand << endl;cout << "renko[" << i << "].weight = " << renko[i].weight << endl;cout << "renko[" << i << "].calorie = " << renko[i].calorie << endl;}delete[] renko;system("pause");return 0;
}

4-10

#include<iostream>
#include<string>
#include<cstring>
#include<array>using namespace std;int main() {array<double, 3>run;cout << "The first test: ";cin >> run[0];cout << "The seond test: ";cin >> run[1];cout << "The third test: ";cin >> run[2];double ave = (run[0] + run[1] + run[2]) / 3.0;cout << "The average is " << ave << endl;system("pause");return 0;
}

C++ Primer Plus 编程练习ch4相关推荐

C++ Primer Plus 编程练习3
C++ Primer Plus 编程练习3 1,编写一个小程序,要求用户使用一个整数指出自己的身高(单位为英寸),然后将身高转换为英尺和英寸.该程序使用下划线字符来指示输入位置.另外,使用一个cons ...
C++ Primer Plus 编程练习4
C++ Primer Plus 编程练习4 1编写一个C++程序,如下述输出示例所示的那样请求并显示信息: 2,修改程序清单4.4,使用C++ string类而不是char数组. 3,编写一个程序,它 ...
整理：C Primer Plus 编程练习
第一章无第二章 C Primer Plus 第6版第2章编程练习第三章C Primer Plus 第6版第3章编程练习第四章C Primer Plus 第6版第4章编程练习第五章 ...
C Primer Plus编程题-第五章运算符、表达式和语句
第一题: 编写一个程序,把用分钟表示的时间转换成用小时和分钟表示的时间.使用#define或const创建一个表示60的符号常量或const变量.通过while循环让用户重复输入值,直到用户输入小于或 ...
C++primer plus编程练习参考答案
目录第2章开始学习C++ 第3章处理数据第4章复合类型第5章循环和关系表达式第6章分支语句和逻辑运算符第7章函数C++编程模块第8章函数探幽第9章内存模型和名称空间第1 ...
C++ Primer Plus编程作业
编写一个C++程序,如下述输出示例所示的那样请求并显示信息: What is your first name? Betty Sue What is your last name? Yewe What ...
c++ primer plus编程练习题参考第四章
1.编写一个c++程序,如下述输出示例请求并显示信息. 注意,改程序应该接受的名字包含多个单词,另外,程序将向下调整成绩,既向上条一个字母. #include <iostream> #in ...
C++ Primer Plus 编程练习4.13
//4.13编程练习#include <iostream> #include<string> #include <vector> #include <arra ...
【C Primer Plus 编程题】里程和耗油量的测量方案
编写一个程序,提示用户输入旅行的里程和消耗的汽油量.然后计算并显示消耗每加仑汽油行驶的英里数,显示小数点后面一位数字.接下来,使用1加仑大约3.785升,1英里大约为1.609千米,把单位是英里/加仑 ...

C++ Primer Plus 编程练习ch4

C++ Primer Plus 编程练习ch4相关推荐

最新文章

热门文章