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+## vowels-index
+
+### Instructions
+
+Write a function that takes one argument of type string and returns an array of integers containing the index of the vowels in the string.
+- vowels: [a, e, i, o, u]
+
+### Expected function
+
+```go 
+func VowelsIndex(str string) []int {
+}
+```
+### Usage
+
+Here is a possible program to test your function
+
+```go
+package main
+
+import "fmt"
+
+func main() {
+	res := []string{"student", "hello Iyan","bcdfgh", "wOrld", "","AAEO$o;jw"}
+	for _, i := range res {
+		fmt.Println(VowelIdx(i))
+	}
+}
+```
+And its output :
+
+```console
+$ go run .
+[2 4]
+[1 4 6 8]
+[]
+[1]
+[]
+[0 1 2 3 5]
+```
+