2-1.cpp

Accelerted cpp 第二章答案 一本很好的cpp入门书

#include<iostream>
#include<string>
using std::endl;using std::string;
using std::cin;using std::cout;

int main()
{
	cout << "Please enter your name:";
	string name;
	cin >> name;
	cout << endl;
	const string greeting = "Hello," + name + '!';
	const int rows = 3;
	const string::size_type col = greeting.size() + 2;
	for(int r = 0;r != rows;++r) {
	 int c = 0;
	 while(c != col) {
		if (r == 1 && c == 1) {
		cout << greeting;
		c = c + greeting.size();
			}
		else {
		        cout << '*';
		        c++;
            }
		}
	cout << endl;
	}
	return 0;
}