#include <bits/stdc++.h>   using namespace std;   int n, k, i;   int oma = 0, omi = 0, ma, mi;   int a[101];   string s;   int main() {     cin >> n >> k;     for (i = 1; i <= n; i++) {       cin >> s;       a[s.size()]++;     }     cin >> s;     for (i = 1; i < s.size(); i++) omi = omi + a[i];     mi = omi;     ma = oma;     omi = 5 * (omi / k) + 1 + omi;     oma = a[s.size()] + ((a[s.size()] - 1 + mi) / k) * 5 + mi;     cout << omi <<     << oma << endl;     return 0;   }   