Cody

# Problem 722. Make a run-length companion vector

Solution 2030395

Submitted on 21 Nov 2019 by Sinh Luong
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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 1 1 1 1 1 1 1 1 1 1 1 1 1 1

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

r = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 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 1 1 1 1 1 1 1 1 1 1

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

r = Columns 1 through 30 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 31 through 40 1 1 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 = Columns 1 through 30 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 31 through 60 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 61 through 90 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 91 through 101 1 1 1 1 1 1 1 1 1 1 1