Cody

Problem 2178. Matrix multiplication across rows

Solution 3476539

Submitted on 30 Oct 2020
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Test Suite

Test Status Code Input and Output
1   Fail
x =[ 1 2 3; 4 5 6; 7 8 9]; y_correct = [1 2 6;4 20 120; 7 56 504]; assert(isequal(MatMultiply(x),y_correct))

y = 6 120 504

Assertion failed.
2   Fail
x =reshape([1:10], 2,5); y_correct = [ 1 3 15 105 945; 2 8 48 384 3840;]; assert(isequal(MatMultiply(x),y_correct))

y = 945 3840

Assertion failed.
3   Fail
x =eye(5); y_correct = [ 1 0 0 0 0; 0 0 0 0 0; 0 0 0 0 0; 0 0 0 0 0; 0 0 0 0 0;]; assert(isequal(MatMultiply(x),y_correct))

y = 0 0 0 0 0

Assertion failed.
4   Fail
x =ones(7); y_correct = ones(7); assert(isequal(MatMultiply(x),y_correct))

y = 1 1 1 1 1 1 1

Assertion failed.

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