#include <iostream>
#include <string>
#include <vector>
using namespace std;
int main() {
    string request;
    int colomn = 0;
    getline(cin, request);
    for (int i = 3; i < request.length(); ++i) {
        colomn *= 10;
        colomn += request[i] - '0';
    }
    if (request.find("-c") == request.npos) {
        string s;
        while (getline(cin, s)) {
            cout << s << endl;
        }
    } else {
        string s;
        while (getline(cin, s)) {
            vector<string> text;
            while (s.find("\t") != s.npos) {
                string str_new = s.substr(0, s.find("\t"));
                text.push_back(str_new);
                s = s.substr(s.find("\t") + 1);
            }
            text.push_back(s);
            if (text.size() >= colomn) {
                cout << text[colomn - 1] << endl;
            } else {
                cout << endl;
            }
        }
    }
}