C++ 猜数字，四个随机数

猜数字
要求：
1.随机四个数(0-9无重复的有序的)
2.从键盘中输入四个数
3.输入的数和随机数进行比较，按照比较的结果给出提示信息
提示信息: 随机数 5 0 7 2
输入数 5 3 2 7
1A2B:A 完全正确 B数值正确，位置不正确。
4.如果为4A,结束游戏，否则重复2-3步骤5次。

#include<time.h>
using namespace std;
int main()
{
	int i,j,m=0,arr[4],get[4];
	srand((unsigned)time(NULL));
	for (i = 0; i < 4; i++)
	{
		arr[i] = rand() % 10;//随机生成4个0——9之间的数；
		for (int k = 0; k < i; k++)
		if (arr[k] == arr[i])
			i--;
	}
	for (int i = 0; i < 4; i++)
	{
	cout << arr[i] ;
	}
	cout << endl;
	//cin >> arr[0] >> arr[1] >> arr[2] >> arr[3];
	
	int a, b, c, d;
	int A, B,C;
	cout << "游戏：猜数字" << endl;
	cout << "       ";
	cout << "请猜四个不相同的数字" << endl;
	cout << "       ";
	cout << "您共有6次机会" << endl;
	while (m<6)
	{	
		m++;
		cout << "第" << m << "次输入！" << endl;
		
		cin >> a >> b >> c >> d;
		if (a == b || a == c || a == d || b == c || b == d || c == d)
		{
			
			cout << "请不要输入相同的数" << endl;
			cout << "请重新输入。。。" << endl;
			continue;
		}
		
		A = 0;
		B = 0;
		C = 0;
		if (a == arr[0])
		{
			A++;
		}
		else
		{
			C++;
			if (a == arr[1] || a == arr[2] || a == arr[3])
				B++;
		}
		if (b == arr[1])
		{
			A++;
		}
		else
		{
			C++;
			if (b == arr[0] || b == arr[2] || b == arr[3])
				B++;
		} 
		if (c == arr[2])
		{
			A++;
		}
		else
		{
			C++;
			if (c == arr[1] || c == arr[0] || c == arr[3])
				B++;
		}
		if (d == arr[3])
		{
			A++;
		}
		else
		{
			C++;
			if (d == arr[1] || d == arr[2] || d == arr[0])
				B++;
		}
		
		/*if (a != arr[0] &&( a == arr[1] || a == arr[2] || a == arr[3]))
			B++;
		if (b!= arr[1] && (b == arr[0] || b == arr[2] || b == arr[3]))
			B++;
		if (c != arr[2] &&( c == arr[1] || c == arr[0] || c == arr[3]))
			B++;
		if (d != arr[3] &&( d == arr[1] || d == arr[2] || d == arr[0]))
			B++;
			*/
		cout << A << "A" << C << "C" <<B << "B"  << endl;
		if (4 == A)
		{
			cout << "恭喜你猜对了！" << endl;
			break;
		}
		else
		{
			if (0 == (6 - m))
			{
				cout << "您答对了" << A << "个数字；" << "答错了" << C << "个。其中" << B << "个位置错了；" << endl;
				cout << "而且您的次数已经用完，请重启！" << endl;
				
				break;
			}
			else
			{
				cout << "您答对了" << A << "个数字；" << "答错了" << C << "个。其中" << B << "个位置错了；" << endl;
				cout << "您还有" << 6 - m << "次机会，请再接再厉！" << endl;
				cout << "-------------------------------------------------------------" << endl;
				
				continue;
			}
			
			
		}
		
	}
		system("pause");
		return 0;
}

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