C++ primer plus(第六版)习题

第四章习题解答

习题4.1

#include <iostream>
#include <string>

int main()
{
	using namespace std;
	string first_name;
	string last_name;
	char grade;
	int age;
	cout << "what is your first name?";
	getline(cin, first_name);
	cout << "what is your last name?";
	getline(cin, last_name);
	cout << "what letter grade do you deserve?";
	cin >> grade;
	cout << "what is your age?";
	cin >> age;
	cout << "Name:" << last_name << "," << first_name << endl;
	cout << "Grade:" ;
	cout.put(grade+1);
	cout << "Age:" << age << endl;
	return 0;
}

习题4.2

#include <iostream>
#include <string>
int main()
{
	using namespace std;
	string name;
	string dessert;

	cout << "Enter your name:\n";
	getline(cin,name);
	cout << "Enter your favorite dessert:\n";
	getline(cin,dessert);
	cout << "I have some delicious " << dessert;
	cout << " for you, " << name << ".\n";
	return 0;
}

正在学习C++中，会持续更新，欢迎各位批评指正。