/*
TASK:EXCESS
LANG:C++
*/
#include<iostream>
#include<vector>
using namespace std;
long j,br,br2,i,n,x,k;
int main()
 {
 vector<long> a;
 cin>>n>>k;
 for(i=1;i<=n;i++)
 {cin>>x;
  a.push_back(x);
 }
 for(i=0;i<=n-1;i++)
 {br2=0;
  x=i;
  for(j=0;j<=n-1;j++)
   if(a[i]==a[j]) {br2++;if(j<x) x=j;}
  if(k>br2&&i==x) br++;
 }
 cout<<br<<endl;
 //system("PAUSE");
 return 0;
 }
