Function uniquePaths

javascript/0062-unique-paths.js:9–14

(row, col)

 * @return {number}
 */
var uniquePaths = (row, col) => {
    const isBaseCase = row == 1 || col == 1;
    if (isBaseCase) return 1;

    return dfs(row, col); /* Time O(2^N) | Space O(HEIGHT) */
};

var dfs = (row, col) => {
    const left = uniquePaths(row - 1, col); /* Time O(2^N) | Space O(HEIGHT) */