#include <bits/stdc++.h>

#pragma GCC optimize("Ofast")
using namespace std;

#ifndef ONLINE_JUDGE
#include "Ash.cpp"
#else
#define dbg(...)
#define dbgA(...)
#endif

void solve(int cs) {
  int n, k, x;
  cin >> n >> k >> x;
  vector<int> a(n);
  for (int i = 0; i < n; i++) {
    cin >> a[i];
  }

  int res = 0;
  for (int g = x + 1; g <= 4; g++) {
    auto b = a;
    for (int j = 0; j < n; j++) {
      b[j] = (g - (b[j] % g)) % g;
    }
    queue<int> Q;
    int sum = 0;
    for (int i = 0; i < n; i++) {
      sum += b[i];
      Q.push(b[i]);
      while (sum > k) {
        sum -= Q.front();
        Q.pop();
      } 
      if (sum <= k) {
        res = max(res, (int)Q.size());
      }
    }
  }
  cout << res << "\n";
}

int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  int tc = 1;
  // cin >> tc;
  for (int cs = 1; cs <= tc; cs++) {
    solve(cs);
  }
  return 0;
}