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    import java.io.*;
    import java.util.*;
    public class d{
        static StringBuilder ans;
       static int maxB=Integer.MIN_VALUE,maxC=Integer.MIN_VALUE;
        public static void main(String args[]) throws IOException {
            InputStream inputStream = System.in;
            OutputStream outputStream = System.out;
            InputReader sc = new InputReader(inputStream);
            PrintWriter out = new PrintWriter(outputStream);
            String a = sc.next(), b = sc.next(), c = sc.next();
            int[] freqA = new int[26];
            int[] freqB = new int[26];
            int[] freqC = new int[26];
            count(a, freqA);
            count(b, freqB);
            count(c, freqC);
            num(freqA,freqB,freqC);
            ans = new StringBuilder();
            for (int i = 0; i < maxB; i++) {
                add(freqA, b);
            }
            for (int i = 0; i < maxC; i++) {
                    add(freqA, c);
            }
            for (int i = 0; i < 26; i++) {
                if(freqA[i]>0)
                add(freqA, a);
            }
            out.print(ans);
            out.close();
        }
        public static void num(int []freqA,int[]freqB,int[]freqC) {
            int count1 = -1;
            while (true) {
                count1++;
                for(int i =0;i<26;i++){
                    if(freqB[i]>0&&count1*freqB[i]>freqA[i]){
                        return;
                    }
                }
                int count2 = Integer.MAX_VALUE;
                for (int i = 0; i < 26; i++) {
                    if (freqC[i] > 0) {
                        count2 = Math.min(count2, (freqA[i] - (freqB[i] * count1)) / freqC[i]);
                    }
                }
                if (count1 + count2 > maxB + maxC) {
                    maxB = count1;
                    maxC = count2;
                }


            }
        }
        public static void count(String a,int[]freq){
            for(int i=0;i<a.length();i++) {
                freq[a.charAt(i) - 'a']++;
            }
        }
       public static void add(int[]freqA,String a) {

           for (int i = 0; i < a.length(); i++) {
               freqA[a.charAt(i) - 'a']--;
               System.out.print(a.charAt(i));
           }
       }
        public static void shuffle(long[] arr) {
            int n = arr.length;
            Random rnd = new Random();
            for (int i = 0; i < n; ++i) {
                long tmp = arr[i];
                int randomPos = i + rnd.nextInt(n - i);
                arr[i] = arr[randomPos];
                arr[randomPos] = tmp;
            }
        }
        public static void shuffle(int[] arr) {
            int n = arr.length;
            Random rnd = new Random();
            for (int i = 0; i < n; ++i) {
                int tmp = arr[i];
                int randomPos = i + rnd.nextInt(n - i);
                arr[i] = arr[randomPos];
                arr[randomPos] = tmp;
            }
        }

        public static int gcd(int x, int y) {
            if (y == 0)
                return x;
            return gcd(y, x % y);
        }

        static class InputReader {
            public BufferedReader reader;
            public StringTokenizer tokenizer;

            public InputReader(InputStream stream) {
                reader = new BufferedReader(new InputStreamReader(stream), 32768);
                tokenizer = null;
            }

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

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

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

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

            String nextLine() throws IOException {
                return reader.readLine();
            }

        }
    }