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

int main()
{
	int three;
	int baek =0, il=0, sib=0;
	int rbaek, ril, rsib;
	int str = 0,ball = 0;
              
    srand((time(0)));   
    ril = rand() % 10;  
    do
	{
		srand((time(0)));
		rsib = rand() % 10;
	}while(rsib == ril);
	do
	{
		srand((time(0)));   
		rbaek = rand() % 10;  
	}while(rbaek == rsib);

	cout <<"야구 게임 알지?? 시작!\n";
	cout << "답 : " << rbaek << rsib << ril << endl;
	while(rbaek != baek || rsib != sib || ril != il)
	{
		str = 0;
		ball = 0;
		cout <<"숫자 써봐~! 3자리.-> ";
		while(!(cin >> three))
		{
			cin.clear();
			while(cin.get() != '\n')
				continue;
			cout << "숫자를 쓰란말야~!";
		}
			
		if(three < 100 || three >999)
		{
			cout << "3자리랬지??--^ ";
			while(!(cin >> three))
			{
				cin.clear();
				while(cin.get() != '\n')
					continue;
				cout << "숫자를 쓰란말야~!";
			}
			baek = three / 100;
			sib = (three % 100) / 10;
			il = three % 10;
			while(three < 100 || three > 999)
			{
				cout << "3자리랬지??--^ ";
				while(!(cin >> three))
				{
					cin.clear();
					while(cin.get() != '\n')
						continue;
				cout << "숫자를 쓰란말야~!";
			}
				baek = three / 100;
				sib = (three % 100) / 10;
				il = three % 10;
			}
		}
		baek = three / 100;
		sib = (three % 100) / 10;
		il = three % 10;
		if(baek == sib || baek == il || sib == il)
		{
			cout << "같은수는 입력하시 마쇼 ->";
			while(!(cin >> three))
			{
				cin.clear();
				while(cin.get() != '\n')
					continue;
				cout << "숫자를 쓰란말야~!";
			}
			baek = three / 100;
			sib = (three % 100) / 10;
			il = three % 10;
			while(baek == sib || baek == il || sib == il)
			{
				cout << "같은수는 입력하시 마쇼 ->";
				while(!(cin >> three))
				{
					cin.clear();
					while(cin.get() != '\n')
						continue;
					cout << "숫자를 쓰란말야~!";
				}
				baek = three / 100;
				sib = (three % 100) / 10;
				il = three % 10;
			}
		}
		if(baek == rbaek)
			str++;
		if(baek == ril || baek == rsib)
			ball++;
		if(sib == rsib)
			str++;
		if(sib == ril || sib == rbaek)
			ball++;
		if(il == ril)
			str++;
		if(il == rbaek || il == rsib)
			ball++;
		cout << "스트라이크 " << str << "개!\n";
		cout << "볼 " << ball << "개!\n";
	}
	cout << "끝\n";
	return 0;
}