function spiralMatrix(rows, columns) {
    const spiralMatrix = [];

    for (let i = 0; i < rows; i++) {
        spiralMatrix.push([]);
    }

    let counter = 1;

    let startRow = 0;
    let endRow = rows - 1;
    let startColumn = 0;
    let endColumn = columns - 1;

    while (startColumn <= endColumn && startRow <= endRow) {
        for (let i = startColumn; i <= endColumn; i++) {
            spiralMatrix[startRow][i] = counter;
            counter++;