package main

import (
    "fmt"
    "math"
)

func add(a , b int)int{
        return a +b
}

func main() {

    add := add(1000,400)
    fmt.Println(math.Sqrt(81))
    fmt.Println(math.Cbrt(2000))
    fmt.Println(math.Cbrt(5000))
    fmt.Println(math.Abs(-250))
    fmt.Println(math.Acos(45))
    fmt.Println(math.Acosh(45))
    fmt.Println(math.Cos(45))
    fmt.Println(math.Sin(45))
    fmt.Println(math.Tan(75))
    fmt.Println(math.Exp(3))
    fmt.Println(math.Log(30))
    fmt.Println(math.Log(400))
    fmt.Println("add:",add)
    fmt.Println("Hi")
    {
        for i:=0 ; i<7000;i++{
            fmt.Println(i)
        }
        fmt.Println("Anup Kumar Tirkey is a Mech Engr")
    }
}