Say we start with:
x = list(range(10))
I'd like to process x to get a list of running sums like:
[0, 1, 3, 6, 10, 15, 21, 28, 36, 45]
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John Kugelman
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user1172468
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What have you tried so far? – Klaus D. Oct 05 '19 at 03:26
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can't seem to figure out an elegant way to do it :/ -- looked at some answers but nothing that caught my fancy – user1172468 Oct 05 '19 at 03:27
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mmm I see in the questions cited above: cumsum = lambda X: X[:1] + cumsum([X[0]+X[1]] + X[2:]) if X[1:] else X – user1172468 Oct 05 '19 at 03:30
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let me try that out – user1172468 Oct 05 '19 at 03:30