Problem 2899. imaginary results

Solution 1040231

Submitted on 31 Oct 2016 by Jakub Rysanek

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Test	Status	Code Input and Output
1	Pass	n = 2; r_correct = -1; assert(isequal(imagine(n), r_correct))
2	Pass	n = 7; r_correct = -sqrt(-1); assert(isequal(imagine(n), r_correct))
3	Pass	n = 2520; r_correct = 1; assert(isequal(imagine(n), r_correct))
4	Pass	n = 999914001; r_correct = sqrt(-1); assert(isequal(imagine(n), r_correct))