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

using namespace std;

int main() {
	int n;
	cin >> n;
	vector <int> a(n);
	vector <int> result(n, -1);
	int null = -1;
	for (int i = 0; i < n; i++) {
		cin >> a[i];
		if (a[i] == 0) {
			null = i;
			result[i] = 0;
		}
		else if (null != -1)
			result[i] = abs(i - null);
	}
	null = -1;
	for (int i = n - 1; i >= 0; i--)
		if (a[i] == 0)
			null = i;
		else if (null != -1)
			if (result[i] != -1)
				result[i] = min(abs(i - null), result[i]);
			else result[i] = abs(i - null);
	for (int i = 0; i < n; i++)
		cout << result[i] << " ";
	cout << endl;
}