/*
 * 在线处理？
 */

#include <iostream>
#include <unordered_map>
#include <vector>

using namespace std;

using Boat = pair<int, vector<int>>;

constexpr int MAX_N = 1e5 + 5, DAY_TIME = 86400;

vector<Boat> boats;
unordered_map<int, int> nations_statistics;
int start_time = -DAY_TIME, current_time = 0, pointer = 0, nations_count;

void modify_nations_statistics(vector<int> people, int multiplier = 1) {
    for (int nation : people) {
        if (nations_statistics[nation] == 0) { nations_count++; }
        nations_statistics[nation] += multiplier;
        if (nations_statistics[nation] == 0) { nations_count--; }
    }
}

int count_nations() {
    // int ans = 0;
    // for (auto& [nation, count] : nations_statistics) {
    //     if (count > 0) { ans++; }
    // }
    // return ans;
    return nations_count;
}

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    int n;
    cin >> n;
    for (int i = 0; i < n; i++) {
        int arrival_time, people_amount;
        cin >> arrival_time >> people_amount;
        boats.emplace_back(arrival_time, vector<int>(people_amount));
        for (int j = 0; j < people_amount; j++) {
            cin >> boats.back().second[j];
        }
        // ONLINE
        modify_nations_statistics(boats.back().second);
        start_time = arrival_time - DAY_TIME;
        while (pointer < boats.size() && boats[pointer].first <= start_time) {
            modify_nations_statistics(boats[pointer].second, -1);
            pointer++;
        }
        cout << count_nations() << endl;
    }

    // for (int i = 0, j = 0; i < boats.size(); i++) {
    //     current_time = boats[i].first + DAY_TIME;
    //     // modify_nations_statistics(boats[i].second);
    //     while (j < boats.size() && boats[j].first <= current_time) {
    //         modify_nations_statistics(boats[j].second);
    //         j++;
    //     }
    //     cout << count_nations() << endl;
    //     modify_nations_statistics(boats[i].second, -1);
    // }

    return 0;
}