PKU 3364. Black and white painting. [판정:AC]

사뿐하게 AC
어려운 문제인줄 알았는데 아니었구만 :)

#include 
using namespace std;

int main()
{
	int n, m, c;
	int temp;

	cin >> n >> m >> c;

	while( (n != 0) || (m != 0) || (c != 0) )
	{
		temp = (n - 7) * (m - 7);

		if( (temp % 2 == 1) && (c == 1) )
		{
			cout << temp / 2 + c << endl;
		}
		else
		{
			cout << temp / 2 << endl;
		}

		cin >> n >> m >> c;
	}

	return 0;
}