Envío 5758

Código

from array import array
from audioop import add


length = int(input())

a = input().split()

# my_array = list(map(int, input().split()))
my_array = []

for i in a:
    my_array.append(int(i))

sum_positive = 0
sum_negative = 0
cut_index = length + 1

for i in range(1, length + 1):
    sum_positive = 0
    sum_negative += my_array[i * -1]

    if sum_negative < 0:
        for j in range(0, length - i):
            sum_positive += my_array[j]

        if sum_positive > 0:
            if cut_index > length - i:
                cut_index = length - i

if cut_index == length + 1:
    print('Impossible')
else:
    print(cut_index)