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object FizzBuzz { | |
def main(args: Array[String]) { | |
1 to 100 foreach printlnEncoded | |
} | |
def encode(value: Int) = | |
value match { | |
case x if (x % 15 == 0) => "FizzBuzz" | |
case y if (y % 5 == 0) => "Buzz" | |
case z if (z % 3 == 0) => "Fizz" |
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// From: http://aperiodic.net/phil/scala/s-99/ | |
// P01 (*) Find the last element of a list. | |
// Example: | |
// scala> last(List(1, 1, 2, 3, 5, 8)) | |
// res0: Int = 8 | |
object Problem01 { | |
def main(args: Array[String]) { | |
val values = List(1, 1, 2, 3, 5, 8) |
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// From: http://aperiodic.net/phil/scala/s-99/ | |
// P02 (*) Find the last but one element of a list. | |
// Example: | |
// scala> penultimate(List(1, 1, 2, 3, 5, 8)) | |
// res0: Int = 5 | |
object Problem02 { | |
def main(args: Array[String]) { | |
val values = List(1, 1, 2, 3, 5, 8) |
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// From: http://aperiodic.net/phil/scala/s-99/ | |
// P03 (*) Find the Kth element of a list. | |
// By convention, the first element in the list is element 0. | |
// Example: | |
// scala> nth(2, List(1, 1, 2, 3, 5, 8)) | |
// res0: Int = 2 | |
object Problem03 { |
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// From: http://aperiodic.net/phil/scala/s-99/ | |
// P04 (*) Find the number of elements of a list. | |
// Example: | |
// scala> length(List(1, 1, 2, 3, 5, 8)) | |
// res0: Int = 6 | |
object Problem04 { | |
def main(args: Array[String]) { | |
val values = List(1, 1, 2, 3, 5, 8) |
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// From: http://aperiodic.net/phil/scala/s-99/ | |
// P05 (*) Reverse a list. | |
// Example: | |
// scala> reverse(List(1, 1, 2, 3, 5, 8)) | |
// res0: List[Int] = List(8, 5, 3, 2, 1, 1) | |
object Problem05 { | |
def main(args: Array[String]) { | |
val values = List(1, 1, 2, 3, 5, 8) |
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// http://aperiodic.net/phil/scala/s-99/ | |
// P06 (*) Find out whether a list is a palindrome. | |
// Example: | |
// scala> isPalindrome(List(1, 2, 3, 2, 1)) | |
// res0: Boolean = true | |
object Problem06 { | |
def main(args: Array[String]) { | |
val values = List(1, 2, 3, 2, 1) |
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// http://aperiodic.net/phil/scala/s-99/ | |
// P07 (**) Flatten a nested list structure. | |
// Example: | |
// scala> flatten(List(List(1, 1), 2, List(3, List(5, 8)))) | |
// res0: List[Any] = List(1, 1, 2, 3, 5, 8) | |
object Problem07 { | |
def main(args: Array[String]) { | |
val values = List(List(1, 1), 2, List(3, List(5, 8))) |
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// http://aperiodic.net/phil/scala/s-99/ | |
// P08 (**) Eliminate consecutive duplicates of list elements. | |
// If a list contains repeated elements they should be replaced with a single copy of the element. The order of the elements should not be changed. | |
// Example: | |
// scala> compress(List('a, 'a, 'a, 'a, 'b, 'c, 'c, 'a, 'a, 'd, 'e, 'e, 'e, 'e)) | |
// res0: List[Symbol] = List('a, 'b, 'c, 'a, 'd, 'e) | |
object Problem08 { |
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// http://aperiodic.net/phil/scala/s-99/ | |
// P09 (**) Pack consecutive duplicates of list elements into sublists. | |
// If a list contains repeated elements they should be placed in separate sublists. | |
// Example: | |
// scala> pack(List('a, 'a, 'a, 'a, 'b, 'c, 'c, 'a, 'a, 'd, 'e, 'e, 'e, 'e)) | |
// res0: List[List[Symbol]] = List(List('a, 'a, 'a, 'a), List('b), List('c, 'c), List('a, 'a), List('d), List('e, 'e, 'e, 'e)) | |
object Problem09 { |
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