Cody

Problem 42691. Matrix of almost all zeros, except for main diagonal

Solution 2063518

Submitted on 19 Dec 2019
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Test Suite

Test Status Code Input and Output
1   Fail
x = 5; y_correct = [1 0 0 0 0; 0 2 0 0 0; 0 0 3 0 0; 0 0 0 4 0; 0 0 0 0 5] assert(isequal(mat(x),y_correct))

y_correct = 1 0 0 0 0 0 2 0 0 0 0 0 3 0 0 0 0 0 4 0 0 0 0 0 5

Unrecognized function or variable 'x'. Error in mat (line 2) y=diag(1:x); Error in Test1 (line 3) assert(isequal(mat(x),y_correct))

2   Fail
x = 10; y_correct = [1 0 0 0 0 0 0 0 0 0; 0 2 0 0 0 0 0 0 0 0; 0 0 3 0 0 0 0 0 0 0; 0 0 0 4 0 0 0 0 0 0; 0 0 0 0 5 0 0 0 0 0; 0 0 0 0 0 6 0 0 0 0; 0 0 0 0 0 0 7 0 0 0; 0 0 0 0 0 0 0 8 0 0; 0 0 0 0 0 0 0 0 9 0; 0 0 0 0 0 0 0 0 0 10] assert(isequal(mat(x),y_correct))

y_correct = 1 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 3 0 0 0 0 0 0 0 0 0 0 4 0 0 0 0 0 0 0 0 0 0 5 0 0 0 0 0 0 0 0 0 0 6 0 0 0 0 0 0 0 0 0 0 7 0 0 0 0 0 0 0 0 0 0 8 0 0 0 0 0 0 0 0 0 0 9 0 0 0 0 0 0 0 0 0 0 10

Unrecognized function or variable 'x'. Error in mat (line 2) y=diag(1:x); Error in Test2 (line 4) assert(isequal(mat(x),y_correct))