Print each character and just after it, the occurrences
Input = "GeeeEEKKKss"
Output : "G1e3E2K3s2"

Given a matrix with string values with a delimiter return a list with strings separated into separated values.
Input = ["one$","two$three$","four","five","six$", seven$"]
output = ["one", "two", "three", "fourfivesix", "seven"]