package main
import "fmt"

func main() {
age := 15;

if ( age <= 1 && age >= 0) {
      fmt.Println("Infant");
   } else if (age > 1 && age <= 3) {
        fmt.Println("Toddler");
   } else if (age > 3 && age <= 9) {
        fmt.Println("Child");
   } else if (age > 9 && age <= 18) {
        fmt.Println("Teen");
   } else if (age > 18) {
        fmt.Println("Adult");
   } else {
        fmt.Println("Invalid Age");
   }
}