Cody

# Problem 722. Make a run-length companion vector

Solution 426184

Submitted on 4 Apr 2014 by robin
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### Test Suite

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))

r = 1 r = 1 1 r = 1 1 2 1 r = 1 1 2 1 1 r = 1 1 2 1 1 1 r = 1 1 2 1 1 1 2 1 r = 1 1 2 1 1 1 2 1 2 3 4 1 r = 1 1 2 1 1 1 2 1 2 3 4 1 1 r = 1 1 2 1 1 1 2 1 2 3 4 1 1 1

2   Pass
%% x = ones(1,20); r_correct = 1:20; assert(isequal(run_length(x),r_correct))

r = 1

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))

r = 1 r = 1 2 3 1 r = 1 2 3 1 2 1 r = 1 2 3 1 2 1 1 r = 1 2 3 1 2 1 1 2 1

4   Pass
%% x = 1:40; r_correct = ones(size(x)); assert(isequal(run_length(x),r_correct))

r = 1 r = 1 1 r = 1 1 1 r = 1 1 1 1 r = 1 1 1 1 1 r = 1 1 1 1 1 1 r = 1 1 1 1 1 1 1 r = 1 1 1 1 1 1 1 1 r = 1 1 1 1 1 1 1 1 1 r = 1 1 1 1 1 1 1 1 1 1 r = 1 1 1 1 1 1 1 1 1 1 1 r = 1 1 1 1 1 1 1 1 1 1 1 1 r = 1 1 1 1 1 1 1 1 1 1 1 1 1 r = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 r = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 r = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Column 17 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 17 through 18 1 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 17 through 19 1 1 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 17 through 20 1 1 1 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 17 through 21 1 1 1 1 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 17 through 22 1 1 1 1 1 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 17 through 23 1 1 1 1 1 1 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 17 through 24 1 1 1 1 1 1 1 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 17 through 25 1 1 1 1 1 1 1 1 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 17 through 26 1 1 1 1 1 1 1 1 1 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 17 through 27 1 1 1 1 1 1 1 1 1 1 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 17 through 28 1 1 1 1 1 1 1 1 1 1 1 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 17 through 29 1 1 1 1 1 1 1 1 1 1 1 1 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 17 through 30 1 1 1 1 1 1 1 1 1 1 1 1 1 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 17 through 31 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 17 through 32 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 17 through 32 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Column 33 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 17 through 32 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 33 through 34 1 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 17 through 32 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 33 through 35 1 1 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 17 through 32 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 33 through 36 1 1 1 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 17 through 32 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 33 through 37 1 1 1 1 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 17 through 32 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 33 through 38 1 1 1 1 1 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 17 through 32 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 33 through 39 1 1 1 1 1 1 1 r = Columns 1 through 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 17 through 32 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 33 through 40 1 1 1 1 1 1 1 1

5   Pass
%% x = [-34 -17*ones(1,100)]; r_correct = [1 1:100]; assert(isequal(run_length(x),r_correct))

r = 1 r = 1 1