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object Main extends App {
	// your code goes here
	override def main(args:Array[String]){
 
 
 
		//println(pair(double,triple)(3))
		val list = List("Once","more","unto","the","breach")
		val ltrs = list.map(_.toUppercase).flatMap(_.toList)
		val distinct = ltrs.removeDuplicates.sort(_<_)
		println(distinct)
 
	}
 
 
 
 
	def pair(f:Double=>Double,g:Double=>Double) = (n:Double) => {
 
		(f(n),g(n))
	}
 
	def double(n:Double) = n*2
 
	def triple(n:Double) = n*3
 
 
	def sum(a:Int,b:Int,f:Int=>Int):Int={
		if(a>b)
		 0
		 else{
 
		 	f(a)+sum(a+1,b,f); 
		 }
	}
 
}

/opt/scala/bin/scalac: line 50: /dev/null: Permission denied
Main.scala:9: error: value toUppercase is not a member of String
		val ltrs = list.map(_.toUppercase).flatMap(_.toList)
                                      ^
one error found
spoj: The program compiled successfully, but Main.class was not found.
      Class Main should contain method: def main(args: Array[String]).

Standard output is empty