#include <bits/stdc++.h>


using namespace std;

int main(){
	string s;
	long long x[999999] = {0},sum[999999] = {0},n;
	cin>>s>>n;
	long long l = s.length();
	for(int i = 0;i < l;i++){
		x[i] = s[i] - '0';
	}
	long long s1 = 0;
	for(int i = 0;i < l;i++){
		s1 = s1 * 10 + x[i];
		sum[i] = s1 / n;
		s1 %= n;
	}
	long long l1 = 0;
	while(sum[l1] == 0 && l1 != l - 1){
		l1++;
	}
	for(int i = l1;i < l;i++){
		cout<<sum[i];
	}
	return 0;
}