//******************************
//*??? : ?????         *
//*??   : ???             *
//*??   : 2011?11?         *
//******************************
int main ()
{
	int w, i, j, t[13] = {0}; 
	int a[13] = {0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
    cin >> w;
	for (i = 1; i <= 12; i++)
	{
		for (j = 1; j <= i - 1; j++)
		{
			t[i] = t[i] + a[j];
		}
		t[i] = t[i] + 12 + w;
	}
    for (i = 1; i <= 12; i++)
	{
		if (t[i] % 7 == 5)
		{
		cout << i << endl;
		}
	}
	return 0;
}
