Aquarium

Aquarium is a logic puzzle with simple rules and challenging solutions.

The rules of Aquarium are simple:
The puzzle is played on a rectangular grid divided into blocks called "aquariums"
You have to "fill" the aquariums with water up to a certain level or leave it empty.
The water level in each aquarium is one and the same across its full width
The numbers outside the grid show the number of filled cells horizontally and vertically.

Video Tutorial

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This Month
1.	Mariette79	00:51.86
2.	OhHeyGuysItsMax	01:00.39
3.	josim	01:04.36
4.	crema	01:04.77
5.	Milensy	01:10.28
6.	wamfly	01:19.59
7.	sgychen6	01:31.15
8.	nbapip	01:40.37
9.	nerdvert	01:41.53
10.	Bertie	01:43.76
11.	sb1233421	01:50.39
12.	JesusIsSavior	02:11.33
13.	NicCCCCCCC	02:14.22
14.	Luck Of Lucien	02:30.46
15.	Barak	02:38.50
16.	PuZzLeGaRy	02:41.92
17.	RosemaryW	02:43.81
18.	rachelkhoo	02:46.54
19.	beckyhamp	02:46.76
20.	tuntun	02:48.98

This Week
1.	Mariette79	01:00.28
2.	OhHeyGuysItsMax	01:00.39
3.	Milensy	01:10.28
4.	wamfly	01:20.97
5.	josim	01:36.27
6.	nerdvert	01:41.53
7.	Bertie	01:43.76
8.	NicCCCCCCC	02:14.22
9.	PuZzLeGaRy	02:41.92
10.	RosemaryW	02:43.81
11.	DoubleA	03:32.17
12.	Gentiana	04:01.84
13.	NanogramFreak	04:27.83
14.	DdBbon	04:51.79
15.	yosiaki	05:26.39
16.	pokosuk	06:11.61
17.	WillowOfSundews	19:26.49
18.	RefriedNoodleNL	5d 00:44:18.77
19.	--- empty ---	--:--
20.	--- empty ---	--:--

Today
1.	wamfly	02:15.69
2.	NanogramFreak	04:27.83
3.	--- empty ---	--:--
4.	--- empty ---	--:--
5.	--- empty ---	--:--
6.	--- empty ---	--:--
7.	--- empty ---	--:--
8.	--- empty ---	--:--
9.	--- empty ---	--:--
10.	--- empty ---	--:--
11.	--- empty ---	--:--
12.	--- empty ---	--:--
13.	--- empty ---	--:--
14.	--- empty ---	--:--
15.	--- empty ---	--:--
16.	--- empty ---	--:--
17.	--- empty ---	--:--
18.	--- empty ---	--:--
19.	--- empty ---	--:--
20.	--- empty ---	--:--

MO3
1.	BingBongBob	00:39.83
2.	numbrr	00:39.92
3.	L.W.	00:48.28
4.	anonymous	00:51.53
5.	mtanzer	00:52.25
6.	hajoo8	00:58.94
7.	Mariette79	01:01.73
8.	Ben65732	01:02.25
9.	清华大学	01:02.99
10.	zarathustra465	01:03.90

AO5
1.	numbrr	00:43.61
2.	BingBongBob	00:46.34
3.	L.W.	00:48.28
4.	anonymous	00:55.17
5.	mtanzer	01:00.59
6.	Mariette79	01:03.49
7.	Ben65732	01:04.19
8.	清华大学	01:06.56
9.	hajoo8	01:06.66
10.	qqwref	01:09.31

AO12
1.	numbrr	01:04.14
2.	BingBongBob	01:08.83
3.	L.W.	01:17.88
4.	hajoo8	01:19.21
5.	清华大学	01:28.32
6.	anonymous	01:31.28
7.	mtanzer	01:34.89
8.	Ben65732	01:42.46
9.	oopyisslow	01:43.88
10.	qqwref	01:47.14

Robots / programmatic solvers		info
1.	tlstyer	00:00.006
2.	PrinceOfChairs	00:00.075
3.	4s4f4	00:00.226

* MO3 - Mean of 3. The average of 3 consecutive times.
AO5 - Average of 5. The average of 5 consecutive times ignoring the highest and the lowest.
AO12 - Average of 12. The average of 12 consecutive times ignoring the highest and the lowest.
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2025-11-10 10:42:35

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