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by roelschroeven
1081 days ago
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But that can't be tail call optimized, so you should write something like sum(n, acc=0) = n == 0 ? acc : sum(n-1, acc+1)
To me that negates much of the 'declarative' character of a functional style. I don't feel it's really clearer than the imperative for-loop acc = 0
for i = 1 to n
acc += 1
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