canvas(0);

    fill(1);

    circle(x, y, 2);

    if (dir == 0){

        line((x-3), (y-1), (x-3), (y+1));

        line((x-4), (y-2), (x-4), (y+2));

        point((x-5), (y-2));

        point((x-5), (y+2));

        stroke(0);

        point((x+1), (y-1));

        stroke(1);

    }

    else{

        line((x+3), (y-1), (x+3), (y+1));

        line((x+4), (y-2), (x+4), (y+2));

        point((x+5), (y-2));

        point((x+5), (y+2));

        stroke(0);

        point((x-1), (y-1));

        stroke(1);

    }

}

//draws a fish facing upwards given the (x,y) coordinates of the center

void fishUp(int x, int y){

    canvas(0);

    fill(1);    

    stroke(1);

    circle(x, y, 2);

    line((x-1), (y+3), (x+1), (y+3));

    line((x-2), (y+4), (x+2), (y+4));

    point((x-2), (y+5));

    point((x+2), (y+5));

    stroke(0);

    point((x+1), (y-1));

}

//moves the fish to the top of the display, moves the mouth to simulate eating, and returns the fish to 

//its original position

void eat(int y){

    int moveUp = y;

    int startPos = y;

    int mouth;

    while(moveUp > 2){

        moveUp = moveUp - 1;

        fishUp(5, (moveUp));

        pause(30);

    }

    for (mouth = 0; mouth < 4; mouth++){

        fishUp(5, 2);

        stroke(0);

        line(4, 0, 4, 1);

        pause(50);

        stroke(1);

    }

    while(moveUp < startPos){

        moveUp = moveUp + 1;

        fish(4, moveUp, 1);

        pause(30);

    }

}

//shows the fish belly up, floating on the top of the display

void die()

{

    while(true){

        fish(3, 2, 1);

        point(2, 1);

        pause(50);

        fish(2, 2, 1);

        point(1, 1);

        pause(50);    

    }

}

//checks to see if the switch is turned on (fish food touching the bowl), and reponds accordingly

int cycle(int x, int y, int dir, int feed){

    if (feed == 1){

        fish(x, y, dir);

        pause(30);

        return 0;

    }

    else{

        :0 = 1;

        pause(100);

        :1 = 1;

        pause(100);

        :0 = 0;

        :2 = 1;

        pause(100);

        :1 = 0;

        :2 = 0;

        eat(y);

        return 1;

    }

}

int feed = @2;

int death = 0;

while(death < 3){

    death = 0;

    feed = @2;

    death = death + cycle(4, 5, 1, feed);

    feed = @2;

    death = death + cycle(4, 6, 1, feed);    

    feed = @2;

    death = death + cycle(4, 7, 1, feed);

    feed = @2;    

    death = death + cycle(4, 8, 1, feed);

    feed = @2;

    death = death + cycle(5, 8, 0, feed);

    feed = @2;

    death = death + cycle(5, 9, 0, feed);

    feed = @2;

    death = death + cycle(6, 10, 0, feed);    

    feed = @2;

    death = death + cycle(7, 11, 0, feed);

    feed = @2;

    death = death + cycle(4, 9, 1, feed);

    feed = @2;

    death = death + cycle(4, 8, 1, feed);

    feed = @2;

    death = death + cycle(5, 7, 0, feed);

    feed = @2;    

    death = death + cycle(5, 6, 0, feed);

    feed = @2;

    death = death + cycle(5, 5, 0, feed);

    feed = @2;

    death = death + cycle(4, 5, 1, feed);

    feed = @2;

    death = death + cycle(3, 4, 1, feed);

}

die();