Cody

Problem 1786. Create an index-powered vector

Solution 2175312

Submitted on 26 Mar 2020
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Test Suite

Test Status Code Input and Output
1   Fail
x = [2 3 6 9]; y_correct = [2 9 216 6561]; assert(isequal(index_power(x),y_correct))

Error using ^ (line 51) Incorrect dimensions for raising a matrix to a power. Check that the matrix is square and the power is a scalar. To perform elementwise matrix powers, use '.^'. Error in index_power (line 4) y(i) = x^i; Error in Test1 (line 3) assert(isequal(index_power(x),y_correct))
2   Fail
x = [1 5 11 0 -3 -6]; y_correct = [1 25 1331 0 -243 46656]; assert(isequal(index_power(x),y_correct))

Error using ^ (line 51) Incorrect dimensions for raising a matrix to a power. Check that the matrix is square and the power is a scalar. To perform elementwise matrix powers, use '.^'. Error in index_power (line 4) y(i) = x^i; Error in Test2 (line 3) assert(isequal(index_power(x),y_correct))
3   Fail
x = [0 8 -12 0 -8 -2]; y_correct = [0 64 -1728 0 -32768 64]; assert(isequal(index_power(x),y_correct))

Error using ^ (line 51) Incorrect dimensions for raising a matrix to a power. Check that the matrix is square and the power is a scalar. To perform elementwise matrix powers, use '.^'. Error in index_power (line 4) y(i) = x^i; Error in Test3 (line 3) assert(isequal(index_power(x),y_correct))

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