#include <cassert>
#include <cmath>
#include <cstdint>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <algorithm>
#include <bitset>
#include <complex>
#include <deque>
#include <functional>
#include <iostream>
#include <limits>
#include <map>
#include <numeric>
#include <queue>
#include <set>
#include <sstream>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <vector>

using namespace std;

using Int = long long;

template <class T1, class T2> ostream &operator<<(ostream &os, const pair<T1, T2> &a) { return os << "(" << a.first << ", " << a.second << ")"; };
template <class T> ostream &operator<<(ostream &os, const vector<T> &as) { const int sz = as.size(); os << "["; for (int i = 0; i < sz; ++i) { if (i >= 256) { os << ", ..."; break; } if (i > 0) { os << ", "; } os << as[i]; } return os << "]"; }
template <class T> void pv(T a, T b) { for (T i = a; i != b; ++i) cerr << *i << " "; cerr << endl; }
template <class T> bool chmin(T &t, const T &f) { if (t > f) { t = f; return true; } return false; }
template <class T> bool chmax(T &t, const T &f) { if (t < f) { t = f; return true; } return false; }

// fast IO by yosupo
// sc.read(string &) appends the input
struct Scanner {
    FILE* fp = nullptr;
    char line[(1 << 15) + 1];
    size_t st = 0, ed = 0;
    void reread() {
        memmove(line, line + st, ed - st);
        ed -= st;
        st = 0;
        ed += fread(line + ed, 1, (1 << 15) - ed, fp);
        line[ed] = '\0';
    }
    bool succ() {
        while (true) {
            if (st == ed) {
                reread();
                if (st == ed) return false;
            }
            while (st != ed && isspace(line[st])) st++;
            if (st != ed) break;
        }
        if (ed - st <= 50) reread();
        return true;
    }
    template <class T, enable_if_t<is_same<T, string>::value, int> = 0>
    bool read_single(T& ref) {
        if (!succ()) return false;
        while (true) {
            size_t sz = 0;
            while (st + sz < ed && !isspace(line[st + sz])) sz++;
            ref.append(line + st, sz);
            st += sz;
            if (!sz || st != ed) break;
            reread();            
        }
        return true;
    }
    template <class T, enable_if_t<is_integral<T>::value, int> = 0>
    bool read_single(T& ref) {
        if (!succ()) return false;
        bool neg = false;
        if (line[st] == '-') {
            neg = true;
            st++;
        }
        ref = T(0);
        while (isdigit(line[st])) {
            ref = 10 * ref + (line[st++] - '0');
        }
        if (neg) ref = -ref;
        return true;
    }
    template <class T> bool read_single(vector<T>& ref) {
        for (auto& d : ref) {
            if (!read_single(d)) return false;
        }
        return true;
    }
    void read() {}
    template <class H, class... T> void read(H& h, T&... t) {
        bool f = read_single(h);
        assert(f);
        read(t...);
    }
    Scanner(FILE* _fp) : fp(_fp) {}
};

struct Printer {
  public:
    template <bool F = false> void write() {}
    template <bool F = false, class H, class... T>
    void write(const H& h, const T&... t) {
        if (F) write_single(' ');
        write_single(h);
        write<true>(t...);
    }
    template <class... T> void writeln(const T&... t) {
        write(t...);
        write_single('\n');
    }
    void flush() {
        fwrite(line, 1, pos, fp);
        pos = 0;
    }

    Printer(FILE* _fp) : fp(_fp) {}
    ~Printer() { flush(); }

  private:
    static constexpr size_t SIZE = 1 << 15;
    FILE* fp;
    char line[SIZE], small[50];
    size_t pos = 0;
    void write_single(const char& val) {
        if (pos == SIZE) flush();
        line[pos++] = val;
    }
    template <class T, enable_if_t<is_integral<T>::value, int> = 0>
    void write_single(T val) {
        if (pos > (1 << 15) - 50) flush();
        if (val == 0) {
            write_single('0');
            return;
        }
        if (val < 0) {
            write_single('-');
            val = -val;  // todo min
        }
        size_t len = 0;
        while (val) {
            small[len++] = char('0' + (val % 10));
            val /= 10;
        }
        for (size_t i = 0; i < len; i++) {
            line[pos + i] = small[len - 1 - i];
        }
        pos += len;
    }
    void write_single(const string& s) {
        for (char c : s) write_single(c);
    }
    void write_single(const char* s) {
        size_t len = strlen(s);
        for (size_t i = 0; i < len; i++) write_single(s[i]);
    }
    template <class T> void write_single(const vector<T>& val) {
        auto n = val.size();
        for (size_t i = 0; i < n; i++) {
            if (i) write_single(' ');
            write_single(val[i]);
        }
    }
    void write_single(long double d){
        {
            long long v=d;
            write_single(v);
            d-=v;
        }
        write_single('.');
        for(int _=0;_<8;_++){
            d*=10;
            long long v=d;
            write_single(v);
            d-=v;
        }
    }
};

Scanner sc(stdin);
Printer pr(stdout);


int N;
vector<string> A, B;

constexpr int MAX_V = 200'000 * 6 + 10;
constexpr int E = 26;
int V;
int nxt[MAX_V][E];
int cnt[MAX_V];
int newNode() {
  const int u = V++;
  fill(nxt[u], nxt[u] + E, -1);
  cnt[u] = 0;
  return u;
}

int solve(int a, int b) {
  V = 0;
  newNode();
  int mx = 0;
  for (int i = 0; i < N; ++i) {
    int u = 0;
    auto add = [&](int e) -> void {
      int &v = nxt[u][e];
      if (!~v) v = newNode();
      u = v;
    };
    for (int j = 0; j < a && j < (int)A[i].size(); ++j) add(A[i][j] - 'a');
    for (int j = 0; j < b && j < (int)B[i].size(); ++j) add(B[i][j] - 'a');
    chmax(mx, ++cnt[u]);
  }
  int ret = 0;
  for (int ten = 1; !(mx <= ten); ten *= 10) {
    ++ret;
  }
  if (a == 0 && b == 0) {
    chmax(ret, 1);
  }
cerr<<a<<" "<<b<<": "<<mx<<" "<<ret<<endl;
  return ret;
}

int main() {
  int numCases; sc.read(numCases); for (int caseId = 1; caseId <= numCases; ++caseId) {
    sc.read(N);
    A.assign(N, "");
    B.assign(N, "");
    for (int i = 0; i < N; ++i) {
      sc.read(A[i], B[i]);
    }
    
    int am = 0, bm = 0, cm = 6;
    for (int a = 0; a <= 6; ++a) for (int b = 0; b <= 6; ++b) {
      if (am + bm + cm > a + b) {
        const int c = solve(a, b);
        if (am + bm + cm > a + b + c) {
          am = a;
          bm = b;
          cm = c;
        }
      }
    }
    printf("%d %d %d\n", am, bm, cm);
  }
  return 0;
}