#include <bits/stdc++.h>

using namespace std;

int main() {
    queue<int> q;
    int n;
    cin >> n;
    for (int i = 0; i < n; ++i) {
        string cmd;
        int num;
        cin >> cmd >> num;
        if (cmd == "push")q.push(num);
        else if (cmd == "pop") {
            for (int j = 0; j < num; ++j) {
                int temp = q.front();
                q.pop();
                q.push(temp);
            }
        }
    }
    int p;
    cin >> p;
    for (int i = 0; i < p - 1; ++i) {
        q.pop();
    }
    cout << q.front() << endl;
    return 0;
}