#include <bits/stdc++.h>
using namespace std;
int in() {
  int ret;
  cin >> ret;
  return ret;
}
const int N = 1e6 + 10, INF = 1e9 + 7;
int n, k, a[N], num[310], MAX, dp[310], ans;
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(0);
  cin >> n >> k;
  for (int i = 1; i <= n; i++) {
    a[i] = in();
    num[a[i]]++;
    MAX = max(MAX, num[a[i]]);
  }
  for (int tmp = 1; tmp <= min(n, k); tmp++)
    for (int i = 1; i <= n; i++) a[i + (n * tmp)] = a[i];
  for (int i = 1; i <= (n * min(n, k)); i++) {
    dp[a[i]]++;
    for (int j = a[i] - 1; j >= 0; j--)
      dp[a[i]] = max(dp[a[i]], dp[j] + 1), ans = max(dp[a[i]], ans);
  }
  ans += MAX * (k - min(n, k));
  cout << ans << '\n';
  return 0;
}
