a = [1, 2, 3, 4, 5, 6, 7, 8]
i = 0
b = []
while i < len(a):
    b.append(-a[i])
    i = i + 1
print(b)

cfbd973c17f7b6d4efaedddc1403cebf2abc086d
<mask token>

<mask token>
while i < len(a):
    b.append(-a[i])
    i = i + 1
print(b)

a = [1, 2, 3, 4, 5, 6, 7, 8]
i = 0
b = []
while i < len(a):
    b.append(-a[i])
    i = i + 1
print(b)
