#include <algorithm>
#include <algorithm>
#include <iostream>
#include <numeric>
#include <vector>

using namespace std;

int main() {
    int n, m;
    cin >> n >> m;

    vector<int> diff(n + 2);

    for (int i = 0; i < m; i++) {
        int s, e;
        cin >> s >> e;

        diff[s]++;
        diff[s + 1]++;
        diff[e]--;
        diff[e + 1]--;
    }

    vector<int> cnt(n + 2);

    partial_sum(diff.begin(), diff.end(), cnt.begin());

    auto it = max_element(cnt.begin(), cnt.end());

    cout << it - cnt.begin() << " " << *it << "\n";
}