#include <bits/stdc++.h>

using namespace std;

int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  int tt;
  cin >> tt;
  while (tt--) {
    int n, k;
    cin >> n >> k;
    vector<int> a(n);
    for (int i = 0; i < n; i++) {
      cin >> a[i];
    }
    set<pair<int, int>> st;
    for (int i = 1; i <= k; i++) {
      st.emplace(0, i);
    }
    vector<int> res(n);
    for (int i = 0; i < n; i++) {
      if (a[i] == -1) {
        auto it = prev(st.end());
        int val = it->first;
        int col = it->second;
        st.erase(it);
        res[i] = col;
        val = max(val - 1, -1);
        st.emplace(val, col);
      } else {
        auto it = st.begin();
        int val = it->first;
        int col = it->second;
        st.erase(it);
        res[i] = col;
        val = max(val + 1, +1);
        st.emplace(val, col);
      }
    }
    for (int i = 0; i < n; i++) {
      cout << res[i] << " ";
    }
    cout << '\n';
  }
  return 0;
}