Cody

Problem 30. Sort a list of complex numbers based on far they are from the origin.

Solution 878145

Submitted on 20 Apr 2016 by david hansen
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Test Suite

Test Status Code Input and Output
1   Pass
j = sqrt(-1); z = [-4 6 3+4*j 1+j 0]; zSorted_correct = [6 3+4*j -4 1+j 0]; assert(isequal(complexSort(z),zSorted_correct))

zz = 16.0000 + 0.0000i -4.0000 + 0.0000i 36.0000 + 0.0000i 6.0000 + 0.0000i 25.0000 + 0.0000i 3.0000 - 4.0000i 2.0000 + 0.0000i 1.0000 - 1.0000i 0.0000 + 0.0000i 0.0000 + 0.0000i zzz = 36.0000 + 0.0000i 6.0000 + 0.0000i 25.0000 + 0.0000i 3.0000 - 4.0000i 16.0000 + 0.0000i -4.0000 + 0.0000i 2.0000 + 0.0000i 1.0000 - 1.0000i 0.0000 + 0.0000i 0.0000 + 0.0000i

2   Pass
z = 1:10; zSorted_correct = 10:-1:1; assert(isequal(complexSort(z),zSorted_correct))

zz = 1 1 4 2 9 3 16 4 25 5 36 6 49 7 64 8 81 9 100 10 zzz = 100 10 81 9 64 8 49 7 36 6 25 5 16 4 9 3 4 2 1 1