Cody

Problem 980. Unique values without using UNIQUE function

Solution 153499

Submitted on 24 Oct 2012 by Binbin Qi
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Test Suite

Test Status Code Input and Output
1   Pass
%% filetext = fileread('your_fcn_name.m') assert(isempty(strfind(filetext, 'unique'))) assert(isempty(strfind(filetext, 'stable'))) A = [9 2 9 5]; assert(isequal(your_fcn_name(A),unique(A,'stable')))

filetext = function y = your_fcn_name(x) y = x(1); for i = 2 : length(x) if ~ismember(x(i),y) y = [y,x(i)]; end end end %This code written by profile_id 734801

2   Pass
%% x = [42 1 1 1 42 17 17]; assert(isequal(your_fcn_name(x),unique(x,'stable')))

3   Pass
%% x = rand(1,25); assert(isequal(your_fcn_name(x),unique(x,'stable')))

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