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import java.util.Scanner;
public class Code {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        String a, b, c;
        a = in.next();
        b = in.next();
        c = in.next();
        int A[] = fill(a);
        int B[] = fill(b);
        int C[] = fill(c);
        int repeat_B = repeat(A, B);
        remove(A, B, repeat_B);
        int repeat_C = repeat(A, C);
        remove(A, C, repeat_C);
       
        while(repeat_B > 0) {
            System.out.print(b);
            repeat_B--;
        }
        while(repeat_C > 0) {
            System.out.print(c);
            repeat_C--;
        }
        for(int i = 0; i < 26; i++) {
            for(int k = 0; k < A[i] ; k++) {
                System.out.print((char)(i+'a'));
            }
        }
    }
    
    public static int [] fill(String st) {
        int chars [] = new int [26];
        for(int i = 0; i < st.length(); i++) {
            chars[st.charAt(i) - 'a']++;
        }
        return chars;
    }
    
    
    public static int repeat(int A [], int other[]) {
        int r = Integer.MAX_VALUE;
        for(int i = 0; i < 26; i++) {
            if(other[i] > 0) {
                r = Math.min(r, A[i]/other[i]);
            }
        }
        return r;
    }
    
    
     public static void remove (int A [], int other[], int multiplyer) {
        
        for(int i = 0; i < 26; i++) {
            if(A[i] > 0 && other[i] > 0) {
                A[i] -= multiplyer * other[i];
            }
        }
    }
    
}
