import sys

input = sys.stdin.readline


def main():
    N = int(input())
    Total = int(input())
    *A, = map(int, input().split())

    DP = [[None]*(Total+1) for i in range(N)]
    DP[0][A[0]] = True

    for step in range(1, N):
        for i in range(Total+1):
            if DP[step-1][i]:
                if i * A[step] <= Total and DP[step][i * A[step]] != '+':
                    DP[step][i * A[step]] = '*'
                if i + A[step] <= Total:
                    DP[step][i + A[step]] = '+'

    ans = ''
    cur = Total
    for i in range(N-1, 0, -1):
        op = DP[i][cur]
        ans += op
        if op == '*':
            cur //= A[i]
        else:
            cur -= A[i]

    print(ans[::-1])


if __name__ == '__main__':
    main()