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import java.util.Scanner;

public class ZgukistringZ {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int aCount[] = new int[26];
        int bCount[] = new int[26];
        int cCount[] = new int[26];
        char[] a = sc.nextLine().toCharArray();
        for (int i = 0; i < a.length; i++) {
            aCount[a[i] - 'a']++;
        }
        String bb = sc.nextLine();
        char[] b = bb.toCharArray();
        for (int i = 0; i < b.length; i++) {
            bCount[b[i] - 'a']++;
        }
        String cc = sc.nextLine();
        char[] c = cc.toCharArray();
        for (int i = 0; i < c.length; i++) {
            cCount[c[i] - 'a']++;
        }
        int MaxBs = a.length / b.length + 1;
        int MaxCs = a.length / c.length + 1;
        int numOfBs = 0;
        int numOfCs = Integer.MAX_VALUE;
        for (int i = 0; i < a.length; i++) {
            boolean ok = true;
            for (int k = 0; k < 26; k++) {
                int need = bCount[k] * i;
                if (need > aCount[k]) {
                    ok = false;
                    break;
                }
            }
            if (ok)
                numOfBs = Math.max(numOfBs, i);

        }
        for (int i = 0; i < 26; i++) {
            int left = aCount[i] - bCount[i] * numOfBs;
            if (cCount[i] != 0) {
                numOfCs = Math.min(numOfCs, left / cCount[i]);
            }
        }
        if (numOfCs == Integer.MAX_VALUE)
            numOfCs = 0;
        char[] abc = "abcdefghijklmnopqrstuvwxyz".toCharArray();
        StringBuffer ans = new StringBuffer();
        for (int i = 0; i < numOfBs; i++) {
            ans.append(bb);
        }
        for (int i = 0; i < numOfCs; i++) {
            ans.append(cc);
        }
        for (int i = 0; i < 26; i++) {
            aCount[i] -= bCount[i] * numOfBs + cCount[i] * numOfCs;
            for (int j = 0; j < aCount[i]; j++) {
                ans.append(abc[i]);
            }
        }
        System.out.println(ans);

    }
}
