---

#include <iostream>
using namespace std;
main() {
	int a, b, n=1, m=1, f=0;
	cin >> b;
	if (b) do {
		cin >> a;
		if (a == 0) n=0;
		else if (a > b) {
			if (f < 1) {
				f = 1; n = 1;
			}
			n++; if (m < n) m = n;
		}
		else if (a < b) {
			if (f > -1) {
				f = -1; n = 1;
			}
			n++; if (m < n) m = n;
		}
		else f = 0;
		b = a; 
	}
	while (a);
	cout << m;
}