Problem 722. Make a run-length companion vector

Solution 808219

Submitted on 17 Jan 2016 by Tanzil Bin Hassan

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Test	Status	Code Input and Output
1	Pass	%% x = [5 3 3 1 0 9 9 4 4 4 4 5 1 2 2]; r_correct = [1 1 2 1 1 1 2 1 2 3 4 1 1 1 2]; assert(isequal(run_length(x),r_correct))
2	Pass	%% x = ones(1,20); r_correct = 1:20; assert(isequal(run_length(x),r_correct))
3	Pass	%% x = [1 1 1 2 2 3 4 4 5 5 5]; r_correct = [1 2 3 1 2 1 1 2 1 2 3]; assert(isequal(run_length(x),r_correct))
4	Pass	%% x = 1:40; r_correct = ones(size(x)); assert(isequal(run_length(x),r_correct))
5	Pass	%% x = [-34 -17*ones(1,100)]; r_correct = [1 1:100]; assert(isequal(run_length(x),r_correct))