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import java.io.*;
import java.util.*;

/*
I'll top the bill, I'll overkill,
I have to find my will to carry on
(On with the show)
The show must go on...
*/
public class Main {

    private static PrintWriter out;
    private static FastReader in;

    private static class FastReader {
        public BufferedReader reader;
        public StringTokenizer tokenizer;

        public FastReader(InputStream inputStream) {
            reader = new BufferedReader(
                    new InputStreamReader(inputStream), 1 << 16);
            tokenizer = null;
        }

        public String next() {
            while (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    tokenizer = new StringTokenizer(reader.readLine());
                }
                catch (IOException ex) {
                    throw new RuntimeException(ex);
                }
            }
            return tokenizer.nextToken();
        }

        public String nextLine() {
            try {
                return reader.readLine();
            }
            catch (IOException ex) {
                throw new RuntimeException(ex);
            }
        }

        public int nextInt() {
            return Integer.parseInt(next());
        }

        public long nextLong() {
            return Long.parseLong(next());
        }

        public double nextDouble() {
            return Double.parseDouble(in.next());
        }

        public int[] nextArray(int size) {
            int[] res = new int[size];
            for (int i = 0; i < size; i++) {
                res[i] = in.nextInt();
            }
            return res;
        }
    }

    public static void main(String[] args) throws FileNotFoundException {
        //in = new FastReader(new FileInputStream("input.txt"));
        //out = new PrintWriter(new FileOutputStream("output.txt"));
        in = new FastReader(System.in);
        out = new PrintWriter(System.out);

        char[] alphabet =
                "abcdefghijklmnopqrstuvwxyz".toCharArray();
        int[] A = charFrequency(in.next());
        String[] lines = new String[2];
        for (int stage = 0; stage < 2; ++stage) {
            lines[stage] = in.next();
        }
        int[][] freq = new int[2][];
        for (int stage = 0; stage < 2; stage++) {
            freq[stage] = charFrequency(lines[stage]);
        }
        while (true) {
            int maxCount = 0, maxPos = -1;
            for (int stage = 0; stage < 2; stage++) {
                int count = Integer.MAX_VALUE;
                for (int i = 0; i < 26; ++i) {
                    if (freq[stage][i] != 0) {
                        int trial = A[i] / freq[stage][i];
                        if (trial < count) {
                            count = trial;
                        }
                    }
                }
                if (count > maxCount) {
                    maxCount = count;
                    maxPos = stage;
                }
            }

            if (maxCount == 0) break;
            String line = lines[maxPos];
            for (int i = 0; i < maxCount; i++) {
                out.print(line);
            }
            for (int i = 0; i < 26; i++) {
                A[i] -= maxCount * freq[maxPos][i];
            }
        }
        for (int i = 0; i < 26; i++) {
            for (int j = 0; j < A[i]; j++) {
                out.print(alphabet[i]);
            }
        }

        out.flush();
    }

    private static int[] charFrequency(String str) {
        int[] res = new int[26];
        char[] line = str.toCharArray();
        for (char ch : line) {
            res[ch - 'a']++;
        }
        return res;
    }
}