Sum the same indexed (unique) rows. Examine the test suite.
Related Challenge - Problem 2172. Delete the rows in the middle
Who Has the Most Change?
Number of 1s in the Binary Representation of a Number
Getting the absolute index from a matrix
Reverse the elements of an array
04 - Scalar Equations 3
Integer to boolean
Fill the Matrix - 2
Bridge and Torch Problem - Minimum time
Homemade: Control Charts
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