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what is:var sums = []; an empty erray never mentioned before. var count = 0; never mentioned before.
don’t understand the sub for() function. need explanation for each row in that function.
Course: https://www.educative.io/collection/10370001/5686791109607424
Lesson: https://www.educative.io/collection/page/10370001/5686791109607424/5631943370604544