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  1. Practice
  2. Functional Programming
  3. Recursion
  4. Pascal's Triangle
  5. Discussions

Pascal's Triangle

  • xavier_guihot + 0 comments
    def factoriel(y: Int): Int = (1 to y).foldLeft(1)(_ * _)

var k = sc.nextInt();

(0 until k).foreach( n => {

    val rowToPrint = (0 to n).map( r => {
        factoriel(n) / (factoriel(r) * factoriel(n -r))
    }).mkString(" ")

    println(rowToPrint)
})