Cody

# Problem 42635. Maximum of each diagonal

Solution 1773189

Submitted on 4 Apr 2019
This solution is locked. To view this solution, you need to provide a solution of the same size or smaller.

### Test Suite

Test Status Code Input and Output
1   Pass
assert(isempty(maxdiag([])))

2   Pass
x = randi(100); assert(isequal(maxdiag(x),x))

3   Fail
x = randi(100,100,1); assert(isequal(maxdiag(x),x(end:-1:1)'))

Assertion failed.

4   Pass
x = randi(100,1,100); assert(isequal(maxdiag(x),x))

5   Fail
x = eye(2); assert(isequal(maxdiag(x),[0 1 0]))

Assertion failed.

6   Fail
x = magic(3); assert(isequal(maxdiag(x),[4 9 8 7 6]))

Assertion failed.

7   Fail
x = flipud(hankel(1:1000)); assert(isequal(maxdiag(x),[1:1000,zeros(1,1000-1)]))

Assertion failed.

8   Fail
x = toeplitz(1:1000); assert(isequal(maxdiag(x),[1000:-1:1,2:1000]))

Assertion failed.

9   Fail
N = randi(1000); x = fliplr(toeplitz(1:N)); assert(isequal(maxdiag(x),[1:N,N-1:-1:1]))

Assertion failed.

10   Fail
x = magic(10); x = x(:,1:3); assert(isequal(maxdiag(x),[11 18 100 94 17 86 93 87 98 92 99 1]))

Assertion failed.

11   Fail
x = hankel(-4:0,0:-2:-16); assert(isequal(maxdiag(x),[0 -1 0 -1 0 -1 0 -1 0 -2 -4 -6 -8]))

Assertion failed.