package main

import (
	"fmt"
	"strconv"
)

func main() {
	var A, B int
	fmt.Scan(&A, &B)
	b := A % B
	s := ""
	for i := 0; i < 50; i++ {
		d := (b * 10) / B
		b = (b * 10) % B
		s += strconv.Itoa(d)
	}
	fmt.Println(strconv.Itoa(A/B) + "." + s)
}