Cody

Problem 44888. Given a matrix A (size m x n) create a matrix B which consists of matrix A sorted in descending order by columns and then by rows.

Solution 3370823

Submitted on 25 Oct 2020 by Mehmet OZC
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Test Suite

Test Status Code Input and Output
1   Pass
x = [2 6 -3 7 12 0 -12 5 1]; y_correct = [12 7 1 6 2 0 5 -3 -12]; assert(isequal(doubleSort(x),y_correct))

2   Pass
x = randi(10,5,8); assert(isequal(size(doubleSort(x)),size(x)))

3   Pass
x=magic(6); y_correct = ... [ 36 35 34 27 26 25 33 32 31 24 23 22 30 29 28 21 20 19 18 17 16 9 8 7 15 14 13 6 5 4 12 11 10 3 2 1]; assert(isequal(doubleSort(x),y_correct))