N = int(input())
A = sorted(list(map(int,input().split())))
S = [0 for k in range(N)]
S[0] = A[0]
for k in range(1,N):
    S[k] = S[k-1] + A[k]
B = A[::-1]
T = [0 for k in range(N)]
T[0] = B[0]
for k in range(1,N):
    T[k] = T[k-1] + B[k]
ans = -float("inf")
for k in range(1,N-1):
    ans = max(ans,-k*A[k]+S[k-1]+T[k-1]-k*A[k])
print(ans)