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import java.util.Scanner;
public class Soln{
	public static String reassign(String a,String b,String c,int a1[],int a2[],int a3[],int num1,int num2)
	{
		String str=new String();
		for(int i=0;i<num1;i++)
			str+=b;
		for(int i=0;i<num2;i++)
			str+=c;
		for(int i=0;i<26;i++)
		{
			a1[i]-=(num1*a2[i]+num2*a3[i]);
			for(int j=0;j<a1[i];j++)
				str+=(char)(i+97);
		}
		return str;
	}
	public static int substr(String a,String b,int a1[],int a2[])
	{
		int num=0,dummy1[]=a1,flg=0;
		while(true)
		{
			flg=0;
			for(int i=0;i<26;i++)
			{
				if(dummy1[i]==0&&a2[i]!=0)
				{
					flg++;
					break;
				}
			}
			if(flg!=0)
				break;
			else
			{
				num++;
				for(int j=0;j<26;j++)
				{
					if(dummy1[j]!=0&&a2[j]!=0)
						dummy1[j]--;
				}
			}
		}
		return num;
	}
	public static void main(String args[])
	{
		Scanner S=new Scanner(System.in);
		String a=S.next(),b=S.next(),c=S.next();
		int a1[]=new int[26],a2[]=new int[26],a3[]=new int[26];
		for(int i=0;i<a.length();i++)
		{
			a1[a.charAt(i)-97]++;
			if(i<b.length())
				a2[b.charAt(i)-97]++;
			if(i<c.length())
				a3[c.charAt(i)-97]++;
		}
		int num1=substr(a,b,a1,a2),num2=substr(a,c,a1,a3);
		if(num1>=num2)
		{
			System.out.println(reassign(a,b,c,a1,a2,a3,num1,num2));
		}
		else
			System.out.println(reassign(a,c,b,a1,a3,a2,num2,num1));
	}
}