Pascal's Triangle

var generate = function(numRows) {
  var result = [1];

    if(numRows === 1) {
        return [];
    }

  var container = [1,1];

  if (numRows > 1) {
    result.push(container);
  }

  for (var i = 0; i < numRows; i++) {
    for (var j = 0; j < container.length; j++) {
      console.log(i);
      result.push(container.splice(1, 0, (j + (j + 1))));
    }
    // Inser new
    result.push(container);
  }

  return result;
};

function f(n) {
  return f(n - 1) + f(n - 2);
}

console.log(generate(2));

// console.log(f(5));