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arrayInProduct.py
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arrayInProduct.py
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'''
def arrayInProduct(array):
productArray = []
finalProductArray = []
total = 1
for i in range(len(array)):
total = total * array[i]
for i in range(len(array)):
productArray.append(total)
for i in range(len(productArray)):
productArray[i] = productArray[i] / array[i]
finalProductArray.append(int(productArray[i]))
return finalProductArray
print(arrayInProduct([5, 1, 8, 2]))
'''
def arrayInProduct(array):
leftProduct = 1
rightProduct = 1
leftArray = [1 for _ in range(len(array))]
rightArray = [1 for _ in range(len(array))]
mainArray = [1 for _ in range(len(array))]
for i in range(len(array)):
leftArray[i] = leftProduct
leftProduct *= array[i]
for i in reversed(range(len(array))):
rightArray[i] = rightProduct
rightProduct *= array[i]
for i in range(len(array)):
mainArray[i] = leftArray[i] * rightArray[i]
return mainArray
print(arrayInProduct([5,1,4,2]))