Battleships

Battleships also known as Bimaru is a logic puzzle with simple rules and challenging solutions.

The rules of Battleships are simple:
You have to find the location of the battleships hidden in the grid. Some battleships may be partially revealed.
A battleship is a straight line of consecutive black cells.
The number of the battleships from each size is shown in the legend below the grid.
2 battleships cannot touch each other (even diagonally)
The numbers outside the grid show the number of cells occupied by battleships on that row/column.

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This Month
1.	Salzzz	00:25.45
2.	Piroska9	00:26.14
3.	DrLeiknar	00:30.43
4.	cinnabaran	00:32.08
5.	Praktisix	00:32.24
6.	dexter051	00:33.83
7.	multilah	00:37.75
8.	rachelkhoo	00:39.49
9.	PDX2021	00:39.72
10.	mjkjxp	00:40.70
11.	Conceited_2	00:41.03
12.	OCMEROS	00:44.72
13.	grimmgirlfandom	00:47.20
14.	dtyamada	00:48.50
15.	Kutner17	00:49.66
16.	SlugBugBlue	00:50.65
17.	ecto	00:51.92
18.	Popobaji	00:52.12
19.	hammerhead20	00:55.95
20.	AgnieszkaNesa	00:57.62

This Week
1.	DrLeiknar	00:30.43
2.	Praktisix	00:32.24
3.	Piroska9	00:32.36
4.	rachelkhoo	00:39.49
5.	mjkjxp	00:40.70
6.	Conceited_2	00:41.03
7.	Kutner17	00:49.66
8.	OCMEROS	00:55.91
9.	PDX2021	00:57.31
10.	DClam	01:00.02
11.	jacek66	01:01.85
12.	dcipp	01:11.43
13.	qobi	01:15.55
14.	hexe222	01:19.62
15.	mwr1957	01:23.96
16.	AnansiN	01:27.59
17.	1234m	01:31.70
18.	Dan and Heidi Troyer	01:34.07
19.	ambiorix	01:38.46
20.	Filippo	01:40.51

Today
1.	hexe222	01:51.11
2.	chrispy	03:14.63
3.	--- empty ---	--:--
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17.	--- empty ---	--:--
18.	--- empty ---	--:--
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20.	--- empty ---	--:--

MO3
1.	numbrr	00:13.97
2.	mtanzer	00:14.84
3.	BingBongBob	00:20.80
4.	Ben65732	00:22.09
5.	Meep	00:22.43
6.	gtkrouwel	00:23.36
7.	vowels	00:24.39
8.	Make	00:26.16
9.	toppin	00:26.64
10.	qqwref	00:27.60

AO5
1.	numbrr	00:16.44
2.	mtanzer	00:17.36
3.	BingBongBob	00:21.57
4.	Ben65732	00:24.90
5.	gtkrouwel	00:25.98
6.	vowels	00:26.16
7.	Meep	00:26.33
8.	qqwref	00:28.92
9.	toppin	00:30.12
10.	TMG	00:30.36

AO12
1.	numbrr	00:20.79
2.	mtanzer	00:23.77
3.	BingBongBob	00:26.21
4.	gtkrouwel	00:28.69
5.	Ben65732	00:30.68
6.	SilverHawk	00:33.56
7.	qqwref	00:34.85
8.	Make	00:35.54
9.	TMG123	00:35.77
10.	vowels	00:36.11

Robots / programmatic solvers		info
1.	tlstyer	00:00.006
2.	Paul Bismuth	00:06.481
3.	DaniEdi81	01:10.502

* 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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2025-05-23 08:36:00

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