4 lines
193 B
Scala
4 lines
193 B
Scala
def identityMatrix(n:Int)=Array.tabulate(n,n)((x,y) => if(x==y) 1 else 0)
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def printMatrix[T](m:Array[Array[T]])=m map (_.mkString("[", ", ", "]")) mkString "\n"
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printMatrix(identityMatrix(5))
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