from collections import defaultdict
N = int(raw_input())
T = int(raw_input())
a = map(int, raw_input().split())
dp = set([T])
s2e = defaultdict(lambda :"1"*51)
s2e[T] = ""

for i in xrange(N-1, -1, -1):
    ndp = set([])
    for t in dp:
        if i > 0 and t-a[i] > 0 or i == 0 and t-a[i] == 0:
            ndp.add(t-a[i])
            s2e[t-a[i]] = min(s2e[t-a[i]], "0"+s2e[t])
        if t%a[i] == 0:
            ndp.add(t/a[i])
            s2e[t/a[i]] = min(s2e[t/a[i]], "1"+s2e[t])
    dp = ndp

print s2e[0].replace("1","*").replace("0","+")[1:]