package main

import "fmt"

func LetterChanges(str string) string {

	bb := []rune(str)

	var str1 []rune

	for i:=0;i<len(bb);i++{

		if (bb[i]>='a'&&bb[i]<='z'){

		str1=append(str1,bb[i]+1)

		c:=str1[i]

		if (c == 'a'|| c == 'e' || c == 'u' || c== 'i' || c == 'o') {

				str1[i]=str1[i]-32

			}

	} else {

			str1=append(str1,bb[i])

		}

			}

			str=string(str1[0:])

  // code goes here

  // Note: feel free to modify the return type of this function

  return str

}

func main() {

	aa:="gddd**3"

	fmt.Println(LetterChanges(aa)) 

}