console.log(Last([7,9,0,-2]));
console.log(Last('d',3));
console.log(Last([1,3,4]));
console.log(Last([7, 9, 0, -2]));
console.log(Last([3,7, 9, 0, -1]));
console.log(Last([7, 9, 0, -4]));

function Last(Arr)
{
  var last = Arr.slice(-1);
 return last;
}

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