Cody

# Problem 43219. Modified run-length companion vector

Solution 1461502

Submitted on 12 Mar 2018 by J. S. Kowontan
• Size: 15
• This is the leading solution.
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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 2 2 1 2]; assert(isequal(run_length(x),r_correct)) 2

ans = 2

2   Pass
x = ones(1,20); r_correct = 1:20; assert(isequal(run_length(x),r_correct)) 3

ans = 3

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

ans = 4

4   Pass
x = 1:40; r_correct = ones(size(x)); assert(isequal(run_length(x),r_correct)) 5

ans = 5

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

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