from collections import Counter
import sys
sys.setrecursionlimit(600000)


def main():
    N, K = input().split()
    N = int(N)
    K = list(map(int, K))
    c = list(map(int, input().split()))

    ctr = Counter(dict(enumerate(c, 1)))
    ctr.subtract(K)

    for idx, digit in reversed(list(enumerate(K))):
        ctr[digit] += 1
        if any(ctr_elm < 0 for ctr_elm in ctr.values()):
            continue
        min_over_n = -1
        for n in range(10):
            if n <= digit:
                continue
            if ctr[n] > 0:
                min_over_n = n
                break
        else:
            continue

        ans = K[:idx]
        ans.append(min_over_n)
        for n in range(10):
            if n == min_over_n:
                for _ in range(ctr[n] - 1):
                    ans.append(n)
            else:
                for _ in range(ctr[n]):
                    ans.append(n)
        print("".join(map(str, ans)))
        return
    print(-1)
    return


if __name__ == "__main__":
    main()