package main
import (
"math"
"fmt2"
)
const k = i + 1
const i = 7
var b = a + k
var a = 8
func main() {
p := math.Pi
fmt2.Println(p, math.Log10(1000), math.Sin(p), math.Sin(p/2), math.Sin(1))
fmt2.Println(math.Pow(3,20.2), math.Pow(3,-20.2))
}