Use the merge algorithm to find the third step of the merge of A and B. Here are the first two steps:
Initial State | A = [2,4,9] | B = [1,7,13,15] | Results = [ ] |
First Step | A = [2,4,9] | B = [7,13,15] | Results = [1] |
Second Step | A =[4,9] | B = [7,13,15] | Results = [1,2] |