N = input()
v = [0]
v.extend(map(int, raw_input().split()))
a = [0] * (N+1)
b = [0] * (N+1)
a_sushi = [None] * (N+1)
b_sushi = [None] * (N+1)
a_sushi[0] = []
b_sushi[0] = []
for i in xrange(1, N+1):
    a[i] = v[i] + b[i-1]
    a_sushi[i] = b_sushi[i-1] + [i]
    if a[i-1] > b[i-1]:
        b[i] = a[i-1]
        b_sushi[i] = a_sushi[i-1]
    else:
        b[i] = b[i-1]
        b_sushi[i] = b_sushi[i-1]
if a[N] > b[N]:
    print(a[N])
    print(' '.join(map(str, a_sushi[N])))
else:
    print(b[N])
    print(' '.join(map(str, b_sushi[N])))