#include <iostream>
using namespace std;

	
int main() {
	int m;
	cin >> m;
	int Z[m];
	int count = 0;
    int sign = 0;
    
	for (int i = 0; i < m; i++){
	     cin >> Z[i];
	}	  

	int i = 0;
	for(i = 0; (Z[i] == 0) && (i < m); i++ );
	sign = Z[i];
//	cout << sign << endl;
	
	for (int i = 0; i < m; i++) {
		if (sign * Z[i] < 0) {
			sign = Z[i];
			count ++;
		}
	}
	
	cout << "count" << " = " << count << " ";
	return 0;
}