Find sum of array in python | Python program to find sum of array

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# find the sum of the arr in python

# arr
arr = [2,4,6,8]

#length of the arr using len() function 
length = len(arr)

sum = 0   # initally sum = 0

# iterate the for loop from 0 to length of arr
for i in range(0, length):
    sum = sum + arr[i]      # add element of array 

# print the sum
print(sum)

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# find the sum of the arr in python
# arr
arr = [2,4,6,8]

# used sum() fuction 
s = sum(arr)

# print the sum
print(s)