c_style.cpp

包含C++中map

#include<iostream>
#include<iomanip>
#include<cstring>

using namespace std;

int main()
{
	const int nm_size=128;
	char user_name[nm_size];
	cout << "Please enter your name :";
	cin >> setw(nm_size) >> user_name;

	switch (strlen(user_name))
	{
		case 0: 
			cout << "Ah,the user with no name.";
			break;

        case 1:
			cout << "A 1 char name!";
			break;
    
        case 127:
			cout << "That's a very big name.";
			break;

		default:
			cout << "Hello,  "<< user_name << "  Happy to see you!";
			break;
	}
	cout << endl;
	return 0;
}