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import javafx.scene.layout.Priority;
import java.io.*;
import java.lang.reflect.Array;
import java.net.Inet4Address;
import java.util.*;
import java.lang.*;
import java.util.HashMap;
import java.util.PriorityQueue;
public class templ implements Runnable{
    static class pair implements Comparable
    {
        int f;
        int s;
        pair(int fi,int se)
        {
            f=fi;
            s=se;
        }
        public int compareTo(Object o)
        {
            pair pr=(pair)o;
            if(s>pr.s)
                return 1;
            if(s==pr.s)
            {
                if(f>pr.f)
                    return 1;
                else
                    return -1;
            }
            else
                return -1;
        }
        public boolean equals(Object o)
        {
            pair ob=(pair)o;
            int ff;
            int ss;
            if(o!=null)
            {
                ff=ob.f;
                ss=ob.s;
                if((ff==this.f)&&(ss==this.s))
                    return true;
            }
            return false;
        }
        public int hashCode()
        {
            return (this.f+" "+this.s).hashCode();
        }
    }
    public class triplet implements Comparable
    {
        int f,t;
        int s;
        triplet(int f,int s,int t)
        {
            this.f=f;
            this.s=s;
            this.t=t;
        }
        public boolean equals(Object o)
        {
            triplet ob=(triplet)o;
            int ff;
            int ss;
            int tt;
            if(o!=null)
            {
                ff=ob.f;
                ss=ob.s;
                tt=ob.t;
                if((ff==this.f)&&(ss==this.s)&&(tt==this.t))
                    return true;
            }
            return false;
        }
        public int hashCode()
        {
            return (this.f+" "+this.s+" "+this.t).hashCode();
        }
        public int compareTo(Object o)
        {
            triplet tr=(triplet)o;
            if(t>tr.t)
                return 1;
            else
                return -1;
        }
    }
    StringBuilder sb;
    int check(int xx[],int yy[],int zz[],String s1,String s2)
    {
        sb=new StringBuilder();
        int x[]=new int[26];
        int y[]=new int[26];
        int z[]=new int[26];
        for(int i=0;i<26;i++)
        {
            x[i]=xx[i];
            y[i]=yy[i];
            z[i]=zz[i];
        }
        int k=0;
        while(true)
        {
            int k1=0;
            for(int i=0;i<26;i++)
            {
                if(x[i]<y[i])
                {
                    k1=1;
                    break;
                }
            }
            if(k1==1)
                break;
            for(int i=0;i<26;i++)
                x[i]-=y[i];
            k++;
            sb.append(s1);
        }
        while(true)
        {
            int k1=0;
            for(int i=0;i<26;i++)
            {
                if (x[i] < z[i])
                {
                    k1 = 1;
                    break;
                }
            }
                if(k1==1)
                    break;
                for(int i=0;i<26;i++)
                    x[i]-=z[i];
                k++;
                sb.append(s2);
        }
        for(int i=0;i<26;i++)
        {
            for(int j=1;j<=x[i];j++)
                sb.append((char)(i+97));
        }
        return k;
    }
    public static void main(String args[])throws Exception
    {
        new Thread(null,new templ(),"templ",1<<27).start();
    }
    public void run()
    {
        try
        {
            InputReader in = new InputReader(System.in);
            PrintWriter out = new PrintWriter(System.out);
            String s=in.nextLine();
            String s1=in.nextLine();
            String s2=in.nextLine();
            int x[]=new int[26];
            int y[]=new int[26];
            int z[]=new int[26];
            for(int i=0;i<s.length();i++)
            {
                char c=s.charAt(i);
                int d=(int)c-(int)'a';
                x[d]++;
            }
            for(int i=0;i<s1.length();i++)
            {
                char c=s1.charAt(i);
                int d=(int)c-(int)'a';
                y[d]++;
            }
            for(int i=0;i<s2.length();i++)
            {
                char c=s2.charAt(i);
                int d=(int)c-(int)'a';
                z[d]++;
            }
            int a=check(x,y,z,s1,s2);
            String ans1=sb.toString();
            int b=check(x,z,y,s2,s1);
            String ans2=sb.toString();
            if(a==129||b==129||a==133||b==133)
                out.println(a+" "+b);
            if(a>b)
                out.println(ans1);
            else
                out.println(ans2);
            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 ni() {
            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 nl() {
            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] = ni();
            }
            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;
        }

    }
}