#include <iostream>
using namespace std;

int main() {
	int n, howMany = 0, j = 1;
	cin >> n;
	int v[11], samePosition[10] = {0};
	for (int i = 1; i <= n; ++i) {
		cin >> v[i];
		if (v[i] == i) {
			samePosition[j] = v[i];
			++j;
			++howMany;
			//cout << v[i] << " ";
		}
	} /*
	for (int i = 1; i <= n; ++i) {
		if (v[i] == i) {
			samePosition[v[i]];
			++j;
			++howMany;
			cout << v[i] << " ";
		}
	} */
	for (j = 1; j <= howMany; ++j) {
		cout << samePosition[j] << " ";
	}
	return 0;
}