Function solve

javascript/0130-surrounded-regions.js:7–11

(board)

 * @return {void} Do not return anything, modify board in-place instead.
 */
var solve = function solve(board) {
    searchRows(board); /* Time O(ROWS * COLS) | Space O(ROWS * COLS) */
    searchCols(board); /* Time O(ROWS * COLS) | Space O(ROWS * COLS) */
    searchGrid(board); /* Time O(ROWS * COLS) | Space O(ROWS * COLS) */
};

var searchRows = (board) => {
    const [rows, cols] = [board.length, board[0].length];