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

Solution 538775

Submitted on 1 Dec 2014 by Z Wei

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Test	Status	Code Input and Output
1	Pass	%% j = sqrt(-1); z = [-4 6 3+4j 1+j 0]; zSorted_correct = [6 3+4j -4 1+j 0]; assert(isequal(complexSort(z),zSorted_correct)) ind = 2 3 1 4 5
2	Pass	%% z = 1:10; zSorted_correct = 10:-1:1; assert(isequal(complexSort(z),zSorted_correct)) ind = 10 9 8 7 6 5 4 3 2 1

Test

Status

Code Input and Output

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))

ind = 2 3 1 4 5

Pass

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

ind = 10 9 8 7 6 5 4 3 2 1