345. Reverse Vowels of a String leetCode

reverseVowels.go

func reverseVowels(s string) string {
     //A, E, I, O, and U
    vowlesMap := map[byte]bool{
        'a':true,'A':true,
        'e': true,'E':true,
        'i':true,'I':true,
        'o':true,'O':true,
        'u':true,'U':true}
    vowlesValues := []byte{}
    n:= 0
    for i:=range s{
        if vowlesMap[s[i]]{
            vowlesValues = append(vowlesValues, s[i])
            n++
        }
    }
    n--
    s1 := make([]byte, len(s))
    for i:= range s1{
        if vowlesMap[s[i]]{
            s1[i] = vowlesValues[n]
            n--
        }else{
            s1[i]=s[i]
        }
    }
    return string(s1)
}