猜数字游戏

 

# include <iostream>
# include <ctime>
using namespace std;

enum {XY = -1, DY = 0, AY = 1};

class CNumber
{
public:
	CNumber()
	{
		srand((unsigned)time(NULL));
	}
	void SetNumber(int number)
	{
		this->number = number;
	}
	void InNumber(int innumber)
	{
		this->innumber = innumber;
	}
	int GetInfo() const
	{
		if (innumber < number) return XY;
		else if (innumber == number) return DY;
		else return AY;
	}
private:
	int number, innumber;
};

int main(int argc, char *argv[])
{
	CNumber number;
	int innumber;
	
	while(1)
	{
		number.SetNumber(rand()%99 +1);

		while (number.GetInfo() != 0)
		{
			cout<<"> ";
			cin>>innumber;
			number.InNumber(innumber);
			
			switch (number.GetInfo())
			{
			case XY:
				{
					cout<<"< small"<<endl;
					break;
				}
			case AY:
				{
					cout<<"< big"<<endl;
					break;
				}
			case DY:
				{
					cout<<"< OK"<<endl<<endl;
				}
			}
		}
	}

	return 0;
}