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@arturdent
Created March 9, 2022 15:55
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func lengthEncoding(str: String){
let chrArr = Array(str)
var count = 0
var previous : Character = chrArr[0]
var finalString = ""
for (_, item) in chrArr.enumerated() {
if previous == item{
count += 1
}else{
finalString = finalString + previous.description + count.description
count = 1
}
previous = item
}
print(finalString + previous.description + count.description)
}
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