sungjk

import scala.concurrent.Future
import scala.language.higherKinds

sealed trait Monad[T[_]] {
    def map[A, B](value: T[A])(f: A => B): T[B]

    def flatMap[A, B](value: T[A])(f: A => T[B]): T[B]

    def pure[A](x: A): T[A]
}