import (
	"fmt"
	"log"
	"math"
	"math/big"
)

func ExampleRat_SetString() {
	r := new(big.Rat)
	r.SetString("355/113")
	fmt.Println(r.FloatString(3))
	// Output: 3.142
}

func ExampleInt_SetString() {
	i := new(big.Int)
	i.SetString("644", 8) // octal
	fmt.Println(i)
	// Output: 420
}

func ExampleFloat_SetString() {
	f := new(big.Float)
	f.SetString("3.14159")
	fmt.Println(f)