include <bits/stdc++.h>

using namespace std;
int n,m,i,cl;
int a[100];
int main()
{
cin>>n>>m;
int d=0;
int chia=n/m;
if (chia <1)
{
a[1]=chia;
d++;
cl=1-chia;
for (i=2;i<m;i++)
{
a[i]=cl+(chia-cl);
d++;
}
a[m]=cl;
}
cout<<d;
return 0;
}