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import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;

public class Main {
    
    public static void main(String[] args) throws IOException{
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String a = br.readLine();
		String b = br.readLine();
		String c = br.readLine();
		int ar[] = new int[26];
		for(char ch: a.toCharArray()){
		    ar[ch - 'a']++;
		}
		int bLen = b.length(), cLen = c.length();
		if(bLen < cLen){
		    System.out.print(getString(ar, b, c));
		}
		else{
		    System.out.print(getString(ar, c, b));
        }
    }
    public static String getString(int ar[], String b, String c){
        StringBuffer sb = new StringBuffer();
        int bFreq[] = new int[26];
        int cFreq[] = new int[26];
        for(char ch: b.toCharArray())
            bFreq[ch - 'a']++;
        for(char ch: c.toCharArray())
            cFreq[ch - 'a']++;
	    int count = (int)1e9;
	    for(int i = 0; i < 26; i++){
	        if(bFreq[i] == 0)
	            continue;
	        count = Math.min(count, ar[i]/bFreq[i]);
	    }
	    for(int i = 0; i < 26; i++){
	        if(bFreq[i] != 0){
	            ar[i] -= count;
	        }
	    }
	    for(int i = 0; i < count; i++)
	        sb.append(b);
	    count = (int)1e9;
	    for(int i = 0; i < 26; i++){
	        if(cFreq[i] == 0)
	            continue;
	        count = Math.min(count, ar[i]/cFreq[i]);
	    }
	    for(int i = 0; i < 26; i++){
	        if(cFreq[i] != 0){
	            ar[i] -= count;
	        }
	    }
	    for(int i = 0; i < count; i++)
	        sb.append(c);
	    for(int i = 0; i < 26; i++){
	        while(ar[i]-- > 0)
	            sb.append((char)('a' + i));
	    }
	    return sb.toString();
    }
}