include

using namespace std;

int main() {

string  s1;
int num, d = 0;
bool start = false;
cin >> s1 >> num;
for (int i = 0; i < s1.size(); i++) {
	d = d * 10 + s1[i] - '0';
	if (d / num > 0)
		start = true;
	if (start)
		cout << d / num;
	d %= num;
}
if (start == false)
	cout << 0;
return 0;

}