package main

import "fmt"
import (
    "math/rand"
    //"time"
    "time"
)
func main() {
    fmt.Print(rand.Intn(100))  //will produce random integer between 0 to 100
    fmt.Println()

    fmt.Print(rand.Float64())    // will produce random number between 0 to 1
    fmt.Println()
    
    rand.Seed(time.Now().Unix())  // seeding do that random number will produced
    myrand := random(1, 20)

    fmt.Println(myrand)

}

func random(min, max int) int {
    return rand.Intn(max - min) + min
}

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0.9405090880450124
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