Suppose I have a matrix
A=
1 2 3
1 3 8
2 1 3
2 1 5
2 2 8
1 2 9
4 3 2
I want to find a matrix which has unique first column and largest 3rd column.. So my resultant matrix should be
1 2 9
2 2 8
4 3 2
Any help will be highly appreciated!
Best Answer