#include <bits/stdc++.h>
using namespace std;
const int N = 1e6 + 10, OO = 0x3f3f3f3f;
int dx[] = {1, 0, -1, 0};
int dy[] = {0, 1, 0, -1};
int tc, n, m;
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  string s;
  cin >> tc;
  while (tc--) {
    cin >> n >> m;
    cin >> s;
    vector<long long> freq(n + 1, 0);
    vector<int> indx(m);
    for (int i = 0; i < int(m); i++) {
      cin >> indx[i];
      freq[0]++;
      freq[indx[i]]--;
    }
    freq[0]++;
    for (int i = int(1); i <= int(n - 1); i++) freq[i] += freq[i - 1];
    vector<long long> karakter(26, 0);
    for (int i = 0; i < int(n); i++) karakter[s[i] - 'a'] += freq[i];
    for (int i = 0; i < int(26); i++) cout << karakter[i] << " ";
    cout << "\n";
  }
  return 0;
}
