package main
import (
    "fmt"
    "reflect"
)
func main() {
    var num float64 = 3.14 
    fmt.Println(reflect.TypeOf(num).Name()) 
    fmt.Println(reflect.TypeOf(num))
	fmt.Printf("%T \n", num)
	
	var a,b,c,d=1,"hello",true,2.1
	fmt.Printf("%T %T %T %T \n",a,b,c,d)
}