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Python | Find the cumulative sum of elements in a list

In this puzzle you have to find the cumulative sum of elements in a list

Sample Input List

--

a = [1,5,7]

--

Output

--

[1, 6, 13]

--

Solution

--

a = [1,5,7]
b = []

sum = 0
for i in range(0,len(a)):
    sum = sum + a[i]
    b.append(sum)

print(b)


--

Output

--In Python3

[1, 6, 13]

--

Enjoy 🙂

Please add a comment(s) if you have one or multiple solutions in mind. Thank You.

Pawan Khowal

Pawan is a Data Engineer. If you need any help in writing code/puzzle or training please email at – pawankkmr”AT”gmail.com. Meanwhile please go through the top pages of his blog.

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