wite action called "Add Rows that accepts two parts wa matre of sielements of type integer 81 a one dimensional array of 4 For each column in W. the function will calcolate and store in the corresponding element of array the sum of the elements located in even rows of wi. For example if Wi- 1 4 3 1 6 12 4 9 7 3 5 5 8 10 2 10 5 5 3 4 5 12 12 10 6 Then B1 = 19 35 27 20 3