Hi all, I have a data structure in a list as in: [0 0 0 3 0 5 0 0 0 0 1 0 4 0 5 0 0 7 0 0 0 0 0 12 0 0 4] I would like to extract three list from this data: 1) runsOfZero: [3 4 5] 2) runsOfNonZero: [3 8 4] 3) SumOfRunsOfNonZero: [8 17 16] Any suggestions would be appreciated