lengthOfLastWord.go

import(
    "strings"
    "fmt"
)

func lengthOfLastWord(s string) int {
    str := strings.Split(s," ")
    for j:= len(str)-1;j>=0;j--{
        if str[j] == ""{
            continue
        }
        return len(str[j])
    }
    return len(str)
}