Problem 1203. Reference Index Number

Solution 2741791

Submitted on 26 Jul 2020 by Ramesh Kumar V

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Test	Status	Code Input and Output
1	Pass	R = 9:-1:5 V = [7 5 6 5]; K = [3 5 4 5]; assert(isequal(refIndex(R,V),K)) R = 9 8 7 6 5
2	Pass	R = 1:10 V = []; K = []; assert(isequal(refIndex(R,V),K)) R = 1 2 3 4 5 6 7 8 9 10
3	Pass	R = unique(randn(5)); V = R(1:3:end)'; K = 1:3:numel(R); assert(isequal(refIndex(R,V),K))
4	Pass	R = -2:2 V = [0 0 0]; K = [3 3 3]; assert(isequal(refIndex(R,V),K)) R = -2 -1 0 1 2
5	Pass	R = {'a' 'b' 'c' 'd'} V = {'b' 'a' 'd'}; K = [2 1 4]; assert(isequal(refIndex(R,V),K)) R = 1×4 cell array {'a'} {'b'} {'c'} {'d'}
6	Pass	R = {'one' 'two' 'three' 'red' 'yellow' 'blue' 'dog' 'cat' 'fish'} V = {'one' 'fish' 'two' 'fish' 'red' 'fish' 'blue' 'fish'}; K = [1 9 2 9 4 9 6 9]; assert(isequal(refIndex(R,V),K)) R = 1×9 cell array {'one'} {'two'} {'three'} {'red'} {'yellow'} {'blue'} {'dog'} {'cat'} {'fish'}

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