implicit_params.scala

def p(implicit i:Int) = print(i)
implicit val v=2
p
p(1)

//legal
def pp(a:Int)(implicit i:Int) = println(a,i)
def pp(a:Int)(implicit i:Int, b:Long) = println(a,i,b)
def pp(implicit i:Int, b:Long) = println(i,b)

// illegal
def pp(implicit i:Int, a:Int)(b:Int) = println(a,i)
def pp(implicit j:Int, a:Int)(implicit i:Int,b:Int) = println(a,i)
def pp(a:Int, implicit i:Int) = println(i,j)

def test1(implicit y: Int) = 1 + y
def test2(x:Int)(implicit y: Int) = y + test1(x)
def test3(x: Int) = x + test2(x)
implicit val start = 1
test3(5)
test1(1)