albertininm

{
  err: undefined,
  req: <ref *1> IncomingMessage {
    _readableState: ReadableState {
      objectMode: false,
      highWaterMark: 16384,
      buffer: BufferList { head: null, tail: null, length: 0 },
      length: 0,
      pipes: [],
      flowing: null,

albertininm

/**
 * @param {number[][]} obstacleGrid
 * @return {number}
 */
 var uniquePathsWithObstacles = function(obstacleGrid) {
  const m = obstacleGrid.length;
  const n = obstacleGrid[0].length;

  const numberOfValidPaths = new Array(m);