#include <bits/stdc++.h>
using namespace std;

int main() {
	int n; cin >> n;
	vector<int> v(n);
	for (int i = 0; i < n; i++) {
		cin >> v[i];
	}
	int count = 1;
	int ans = 0;
	int maxi = -1;
	for (int i = 0; i < n - 1; i++) {
		if (v[i] != v[i + 1]) {
			count++;
		} else {
			if (count >= 2) {
				if (maxi < count) {
					maxi = count;
				}
				ans++;
			}
			count = 1;
		}
	}
	if (count >= 2) {
		ans++;
		maxi = max(maxi, count);
	}
	cout << ans << "\n" << maxi;
}