Ebru Gulec ebrugulec

## Classes-And-Objects3.scala
def makeString(r: Rational) =
		r.numer + "/" + r.denom

## Classes-And-Objects4.scala
class Rational(x:Int, y:Int)
{
	def numer = x
	def denom = y

	def add(that: Rational) =
		new Rational(
			numer * that.denom + that.numer * denom,
			denom * that.denom)

## Classes-And-Objects5.scala
class Rational(x:Int, y:Int)
{
	def numer = x
	def denom = y

	def add(that: Rational) =
		new Rational(
			numer * that.denom + that.numer * denom,
			denom * that.denom)

## Classes-And-Objects6.scala
package classes

object rationals {
	val x = new Rational(1,2)
	val y = new Rational(2,3)
	x.add(y)
}

## Classes-And-Objects7.scala
package classes

object rationals {
	val x = new Rational(1,3)
	val y = new Rational(5,7)
	val z = new Rational(3,2)

	x.sub(y).sub(z)
}
class Rational(x:Int, y:Int)

## Classes-And-Objects8.scala
package classes

object rationals {
	val x = new Rational(1,3)
	val y = new Rational(5,7)
	val z = new Rational(3,2)

	y.add(y)
}
class Rational(x:Int, y:Int)

## Classes-And-Objects9.scala
class Rational(x:Int, y:Int)
{
	private def gcd(a: Int, b:Int): Int = if (b == 0) a else gcd(b, a%b)
	private val g = gcd(x,y)
	def numer = x / g
	def denom = y / g

	def less(that: Rational) = numer * that.denom < that.numer * denom

	def add(that: Rational) =

## Classes-And-Objects10.scala
package classes

object rationals {
	val x = new Rational(1,3)
	val y = new Rational(5,7)
	val z = new Rational(3,2)

	x.less(y)
 	x.max(y)
}

## Classes-And-Objects11.scala
package classes

object rationals {
	val x = new Rational(1,3)
	val y = new Rational(5,7)
	val z = new Rational(3,2)

	x - y - z
	x + y
	y + y

## Classes-And-Objects3-1.scala
object scratch{
	new week3.Rational(1,2)
}
	class Rational(x:Int, y:Int)
	{
	def numer = x
	def denom = y

	def add(that: Rational) =
	new Rational(
	numer * that.denom + that.numer * denom,
	denom * that.denom)
	package classes

	object rationals {
	val x = new Rational(1,2)
	val y = new Rational(2,3)
	x.add(y)
	}
	package classes

	object rationals {
	val x = new Rational(1,3)
	val y = new Rational(5,7)
	val z = new Rational(3,2)

	x.sub(y).sub(z)
	}
	class Rational(x:Int, y:Int)
	class Rational(x:Int, y:Int)
	{
	private def gcd(a: Int, b:Int): Int = if (b == 0) a else gcd(b, a%b)
	private val g = gcd(x,y)
	def numer = x / g
	def denom = y / g

	def less(that: Rational) = numer * that.denom < that.numer * denom

	def add(that: Rational) =