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import java.io.OutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.Scanner;

/**
 * Built using CHelper plug-in
 * Actual solution is at the top
 *
 * @author mthai
 */
public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        Scanner in = new Scanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        CF_551B solver = new CF_551B();
        solver.solve(1, in, out);
        out.close();
    }

    static class CF_551B {
        public void solve(int testNumber, Scanner in, PrintWriter out) {
            char[] a = read(in), b = read(in), c = read(in);
            int[] cnt_a = new int[26];
            int[] cnt_b = new int[26];
            int[] cnt_c = new int[26];
            count(a, cnt_a);
            count(b, cnt_b);
            count(c, cnt_c);

            int n = 26;
            int real_b = 0, real_c = 0;
            int times_b = 0, times_c = 0, sum = 0;
            for (int i = 0; ; ++i) {
                boolean valid = true;
                for (int j = 0; j < n; ++j) {
                    if (cnt_b[j] > 0 && cnt_a[j] < i)
                        valid = false;
                }
                if (!valid) break;
                times_b = i;
                times_c = 1000000;
                for (int j = 0; j < n; ++j) {
                    if (cnt_c[j] > 0) {
                        if (cnt_b[j] > 0)
                            times_c = Math.min((cnt_a[j] - cnt_b[j] * times_b) / cnt_c[j], times_c);
                        else
                            times_c = Math.min(cnt_a[j] / cnt_c[j], times_c);
                    }
                }
                if (times_c == 1000000) times_c = 0;
                if (times_b + times_c > sum) {
                    sum = times_b + times_c;
                    real_b = times_b;
                    real_c = times_c;
                }
            }

            // print
            for (int i = 0; i < real_b; ++i) {
                out.print(new String(b));
            }
            for (int i = 0; i < real_c; ++i) {
                out.print(new String(c));
            }
            for (int i = 0; i < cnt_a.length; ++i) {
                while (cnt_a[i] - cnt_b[i] * real_b - cnt_c[i] * real_c > 0) {
                    out.print((char) ('a' + i));
                    cnt_a[i]--;
                }
            }
            out.println();
        }

        char[] read(Scanner in) {
            return in.next().toCharArray();
        }

        void count(char[] cc, int[] cnt) {
            for (char ch : cc) {
                cnt[(int) (ch - 'a')]++;
            }
        }

    }
}
