Cody

Problem 44821. Scalar Matrix Manipulation

Solution 1705935

Submitted on 11 Jan 2019
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Test Suite

Test Status Code Input and Output
1   Pass
x = eye(2); y_correct = [0 1; 1 0]; assert(isequal(notdiag(x),y_correct))

x = 0 1 1 0
2   Pass
x = [4 0 0; 0 4 0; 0 0 4]; y_correct = [0 4 4; 4 0 4; 4 4 0]; assert(isequal(notdiag(x),y_correct))

x = 0 4 4 4 0 4 4 4 0
3   Fail
x = [ -6 0 0 0; 0 -6 0 0; 0 0 -6 0; 0 0 0 -6]; y_correct = [0 -6 -6 -6; -6 0 -6 -6; -6 -6 0 -6; -6 -6 -6 0]; assert(isequal(notdiag(x),y_correct))

x = -6 0 0 0 0 -6 0 0 0 0 -6 0 0 0 0 -6

Assertion failed.
4   Pass
x = [100 0 0; 0 100 0; 0 0 100]; y_correct = [0 100 100; 100 0 100; 100 100 0]; assert(isequal(notdiag(x),y_correct))

x = 0 100 100 100 0 100 100 100 0

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