function pillar(height: number) {

    for (let i = 0; i < height; i++) {
        agent.place(FORWARD);
        agent.move(UP, 1);
    }
}

function wall2(height: number, width: number) {
    for (let j = 0; j < width; j++) {
        pillar(height);
        agent.move(DOWN, height);
        agent.move(RIGHT, 1);
    }
}

player.onChat("9-3", function (height, width) {
    wall2(height, width);
});