#include <bits/stdc++.h>
using namespace std;
using ll = long long;

constexpr int N = 2048, M = 256;

int a[N][6];

int main() {
    for (int i = 0; i < N; i++) {
        for (int h = 0; h < 6; h++) {
            cin >> a[i][h];
        }
    }

    int r[M] = {};
    for (int j = 0; j < M; j++) {
        r[j] = -1;
    }

    for (int i = N - 1; i >= 0; i--) {
        int c = 0;
        for (int h = 0; h < 3; h++) {
            int j = a[i][h];
            if (r[j] < 0) {
                r[j] = a[i][h + 3];
                c++;
            } else {
                if (c > 0) break;
                r[j] = a[i][h + 3];
                c++;
            }
        }
    }

    for (int j = M - 1; j >= 0; j--) {
        if (r[j] < 0) r[j] = 0;
        cout << r[j];
    }
    cout << endl;

    return 0;
}