include <bits/stdc++.h>

using namespace std; stacka; stackb; stackd; stackz;

int main() {

int n;
cin >> n;
int v = n;
for (int i = n; i > 0; i--) {
	a.push(i);
}
while (n != 0) {
	int i, c;
	cin >> i >> c;
	if (i == 1) {
		for (int u = 1; u <= c; u++) {
			int y = a.top();
			a.pop();
			b.push(y);
		}
	}
	if (i == 2) {
		for (int u = 1; u <= c; u++) {
			int y = b.top();
			b.pop();
			d.push(y);
		}
		n -= c;
	}
}
for (int i = 0; i < v; i++) {
	cout << d.top() << endl;
	d.pop();
}
return 0;

}