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import java.io.*;
import java.util.*;
import java.lang.*;
    public class templ {
    int binarySearch(int arr[], int l, int r, int x)
    {
        if (r >= l)
        {
            int mid = l + (r - l)/2;
            if (arr[mid] == x)
            return mid;
            if (arr[mid] > x) 
            return binarySearch(arr, l, mid-1, x);
            return binarySearch(arr, mid+1, r, x);
        }
        return -1;
    }
    int partition(int arr[], int low, int high)
    {
        int pivot = arr[high]; 
        int i = (low-1); // index of smaller element
        for (int j=low; j<high; j++)
        {
            if (arr[j] <= pivot)
            {
                i++;
                int temp = arr[i];
                arr[i] = arr[j];
                arr[j] = temp;
            }
        }
        int temp = arr[i+1];
        arr[i+1] = arr[high];
        arr[high] = temp;
        return i+1;
    }
    void sort(int arr[], int low, int high)
    {
        if (low < high)
        {
            int pi = partition(arr, low, high);
            sort(arr, low, pi-1);
            sort(arr, pi+1, high);
        }
    }
    public static int gcd(int a, int b)
    {
        if (a == 0)
            return b;
         
        return gcd(b%a, a);
    }
    public static void main(String[] args) throws FileNotFoundException {
     try
     {
        InputReader in = new InputReader(System.in);
        PrintWriter out = new PrintWriter(System.out);
        templ ob=new templ();
        String s1=in.nextLine();
        String s2=in.nextLine();
        String s3=in.nextLine();
        int l1=s1.length();
        int l2=s2.length();
        int l3=s3.length();
        int a[]=new int[26];
        int aa[]=new int[26];
        int aaa[]=new int[26];
        int b[]=new int[26];
        int c[]=new int[26];
        for(int i=0;i<l1;i++)
        {
            char c1=s1.charAt(i);
            int d=(int)c1;
            a[d-97]++;
            aa[d-97]++;
            aaa[d-97]++;
        }
        for(int i=0;i<l2;i++)
        {
            char c1=s2.charAt(i);
            int d=(int)c1;
            b[d-97]++;
        }
        for(int i=0;i<l3;i++)
        {
            char c1=s3.charAt(i);
            int d=(int)c1;
            c[d-97]++;
        }
        int min1=1000000,min2=1000000,min3=1000000,min4=1000000;
        for(int i=0;i<26;i++)
        {
            if(b[i]!=0)
            {
                int x=a[i]/b[i];
                if(x<min1)
                    min1=x;
                a[i]-=x*b[i];
            }
            if(c[i]!=0)
            {
                int x=a[i]/c[i];
                if(x<min2)
                    min2=x;
                a[i]-=x*c[i];
            }
        }
        for(int i=0;i<26;i++)
        {
            if(c[i]!=0)
            {
                int x=aa[i]/c[i];
                if(x<min3)
                    min3=x;
                aa[i]-=x*c[i];
            }
            if(b[i]!=0)
            {
                int x=aa[i]/b[i];
                if(x<min4)
                    min4=x;
                aa[i]-=x*b[i];
            }
        }
        if(min1+min2>=min3+min4)
        {
            for(int i=1;i<=min1;i++)
                out.print(s2);
            for(int i=1;i<=min2;i++)
                out.print(s3);
            for(int i=0;i<26;i++)
            {
                for(int j=0;j<aaa[i]-min1*b[i]-min2*c[i];j++)
                    out.print((char)(i+97));
            }
        }
        else
        {
            for(int i=1;i<=min4;i++)
                out.print(s2);
            for(int i=1;i<=min3;i++)
                out.print(s3);
            for(int i=0;i<26;i++)
            {
                for(int j=0;j<aaa[i]-min4*b[i]-min3*c[i];j++)
                    out.print((char)(i+97));
            }
        }
        out.close();
    }
        catch(Exception e){
        return;
    }
    }
    static class InputReader {

        private final InputStream stream;
        private final byte[] buf = new byte[8192];
        private int curChar, snumChars;

        public InputReader(InputStream stream) {
            this.stream = stream;
        }

        public int read() {
            if (snumChars == -1)
                throw new InputMismatchException();
            if (curChar >= snumChars) {
                curChar = 0;
                try {
                    snumChars = stream.read(buf);
                } catch (IOException e) {
                    throw new InputMismatchException();
                }
                if (snumChars <= 0)
                    return -1;
            }
            return buf[curChar++];
        }

        public int nextInt() {
            int c = read();
            while (isSpaceChar(c)) {
                c = read();
            }
            int sgn = 1;
            if (c == '-') {
                sgn = -1;
                c = read();
            }
            int res = 0;
            do {
                res *= 10;
                res += c - '0';
                c = read();
            } while (!isSpaceChar(c));
            return res * sgn;
        }

        public long nextLong() {
            int c = read();
            while (isSpaceChar(c)) {
                c = read();
            }
            int sgn = 1;
            if (c == '-') {
                sgn = -1;
                c = read();
            }
            long res = 0;
            do {
                res *= 10;
                res += c - '0';
                c = read();
            } while (!isSpaceChar(c));
            return res * sgn;
        }

        public int[] nextIntArray(int n) {
            int a[] = new int[n];
            for (int i = 0; i < n; i++) {
                a[i] = nextInt();
            }
            return a;
        }

        public String readString() {
            int c = read();
            while (isSpaceChar(c)) {
                c = read();
            }
            StringBuilder res = new StringBuilder();
            do {
                res.appendCodePoint(c);
                c = read();
            } while (!isSpaceChar(c));
            return res.toString();
        }

        public String nextLine() {
            int c = read();
            while (isSpaceChar(c))
                c = read();
            StringBuilder res = new StringBuilder();
            do {
                res.appendCodePoint(c);
                c = read();
            } while (!isEndOfLine(c));
            return res.toString();
        }

        public boolean isSpaceChar(int c) {
            return c == ' ' || c == '\n' || c == '\r' || c == '\t' || c == -1;
        }

        private boolean isEndOfLine(int c) {
            return c == '\n' || c == '\r' || c == -1;
        }

    }
} 	