#include<iostream>
#include<vector>
#include<algorithm>
using namespace std;
int main()
{
int N,W,x;
  cin>>N>>W;
  x=N/W;
  cout<<x;
}
#include <bits/stdc++.h>
#pragma GCC target("avx")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")    
using namespace std;
#define ll long long
#define INF 9999999999999999
#define rep(i,m,n) for(int i = m; i < n ;i++)
#define rrep(i,m,n) for(int i = m - 1; i >= n ;i--)
#define pb(n) push_back(n)
#define UE(N) N.erase(unique(N.begin(),N.end()),N.end());
#define Sort(n) sort(n.begin(), n.end())
#define Rev(n) reverse(n.begin(),n.end())
#define Out(S) cout << S << endl
#define NeOut(S) cout << S
#define HpOut(S) cout << setprecision(50) << S << endl
#define Vec(K,L,N,S) vector<L> K(N,S)
#define DV(K,L,N,M,S) vector<vector<L>> K(N,vector<L>(M,S))
#define TV(K,L,N,M,R,S) vector<vector<vector<L>>> K(N,vector<vector<L>>(M,vector<L>(R,S)))
#define pint pair<ll,ll>
#define tint tuple<ll, ll, ll>
#define mod 998244353
#define MAX 10000010
#define ALL(a)  a.begin(),a.end()
#define chmax(a, b) a = (((a)<(b)) ? (b) : (a))
#define chmin(a, b) a = (((a)>(b)) ? (b) : (a))

int main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    ll N, W;
    cin >> N >> W;
    cout << N / W << endl;
}