#include <bits/stdc++.h>
using namespace std;
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(NULL);
  cout.tie(NULL);
  ;
  long long t;
  cin >> t;
  while (t--) {
    long long n, m;
    cin >> n >> m;
    string s;
    cin >> s;
    vector<long long> p(m), arr(26, 0);
    vector<long long> ans(n, 0);
    for (int i = 0; i < int(m); i++) {
      cin >> p[i];
      ++ans[p[i] - 1];
    }
    for (long long i = n - 1; i > 0; --i) ans[i - 1] += ans[i];
    for (int i = 0; i < int(n); i++) {
      arr[s[i] - 'a'] += ans[i] + 1;
    }
    for (int i = 0; i < int(26); i++) cout << arr[i] << " ";
    cout << "\n";
  }
  return 0;
}
