class Room % base class for the rooms
    cleared: boolean
    monsters: Monster
end class

class TreasureRoom, parent: Room
/* contains data for treasure rooms, subclass of Room */
end class

class monsterRoom, parent: Room
/* contains data for monster rooms, subclass of Room */
end class

/* im only showing 2 rooms in this example, you should have more than 2 in a finished product */

numTreasure = Rand.Int (minTreasure, maxTreasure)
/* decide how many of each room to use */
numMonster = Rand.Int (minMonster, maxMonster)

/* the total number of rooms */
numRooms = numTreasure + numMonster
/* the LINEAR array for all the rooms */
rooms: Room array (numRooms)

for i: 1 to numRooms
/* this is the part where it decides which rooms are where */
    r = Rand.Int (0, numRooms - i) /* randomly pick a number from 0 to the number of rooms left -1 */

    /*  numTreasure and numMonster are the # of treasure rooms and monster rooms (respectively) left to place */
    if r < numTreasure
        /* place a treasure room in this position */
        rooms(i) = new Treasure
        numTreasure -= 1 /* 1 down, X left to go */
    else if r < numTreasure + numMonster
/* if you only have 2 types of rooms, use "else" instead of "elsif". repeat adding the next room type until you get to the end */
        rooms(i) = new Monster
        numMonster -= 1
    end if
end for