N = int(raw_input())
T = int(raw_input())
A = map(int, raw_input().split())
dp = [[1 for _ in range(T+1)] for _ in range(N)]
dp[0][A[0]]=''
for i in range(1, N):
	for t in range(1,T+1):
		if t-A[i]>0 and dp[i-1][t-A[i]]!=1:
			s = dp[i-1][t-A[i]]+'+'
			dp[i][t]=max(dp[i][t],s)
		if t%A[i]==0 and dp[i-1][t/A[i]]!=1:
			s = dp[i-1][t/A[i]]+'*'
			dp[i][t]=max(dp[i][t],s)
print dp[N-1][T]