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import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.Arrays;
import java.util.StringTokenizer;

public class B551 {

	public static void main(String[] args) throws IOException {
		Scanner in = new Scanner(System.in);
		StringBuilder sb = new StringBuilder();
		String a = in.nextLine();
		String b = in.nextLine();
		String c = in.nextLine();
		
		int []cnta = new int [26];
		int []cntb = new int [26];
		int []cntc = new int [26];
		for(int i=0;i<a.length();i++)
			cnta[a.charAt(i) -'a']++;
		
		for(int i=0;i<b.length();i++)
			cntb[b.charAt(i) -'a']++;
		
		for(int i=0;i<c.length();i++)
			cntc[c.charAt(i) -'a']++;
		
		int min = (int)1e7;
		for(int i=0;i<26;i++)
			if(cntb[i]!=0)
				min = Math.min(min, cnta[i]/ cntb[i]);
		for(int i=0;i<26;i++)
			if(cntb[i]!=0)
				cnta[i]-=min;
		while(min-->0)
			sb.append(b);
		
		
		min = (int)1e7;
		for(int i=0;i<26;i++)
			if(cntc[i]!=0)
				min = Math.min(min, cnta[i]/ cntc[i]);
		for(int i=0;i<26;i++)
			if(cntc[i]!=0)
				cnta[i]-=min;
		while(min-->0)
			sb.append(c);
		for(int i=0;i<26;i++)
		{
			char k = (char) ('a'+i);
			while(cnta[i]-->0)
				sb.append(k);
		}
		System.out.println(sb);

	}
	static class Scanner 
	{
		StringTokenizer st;
		BufferedReader br;
		
		public Scanner(InputStream s){	br = new BufferedReader(new InputStreamReader(s));}

		public String next() throws IOException 
		{
			while (st == null || !st.hasMoreTokens()) 
				st = new StringTokenizer(br.readLine());
			return st.nextToken();
		}

		public int nextInt() throws IOException {return Integer.parseInt(next());}
		
		public long nextLong() throws IOException {return Long.parseLong(next());}

		public String nextLine() throws IOException {return br.readLine();}
		
		public double nextDouble() throws IOException
		{
			String x = next();
			StringBuilder sb = new StringBuilder("0");
			double res = 0, f = 1;
			boolean dec = false, neg = false;
			int start = 0;
			if(x.charAt(0) == '-')
			{
				neg = true;
				start++;
			}
			for(int i = start; i < x.length(); i++)
				if(x.charAt(i) == '.')
				{
					res = Long.parseLong(sb.toString());
					sb = new StringBuilder("0");
					dec = true;
				}
				else
				{
					sb.append(x.charAt(i));
					if(dec)
						f *= 10;
				}
			res += Long.parseLong(sb.toString()) / f;
			return res * (neg?-1:1);
		}
		
		public boolean ready() throws IOException {return br.ready();}


	}
}
