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.	Puzzleist	00:08.03
2.	Piroska9	00:11.11
3.	OCMEROS	00:19.80
4.	SSP10	00:19.99
5.	SilverHawk	00:20.39
6.	llmt9	00:21.63
7.	Makinoz	00:25.38
8.	jacek66	00:26.20
9.	Rhododendron	00:29.44
10.	Kutner17	00:29.58
11.	PDX2021	00:31.15
12.	Einsteinus	00:32.71
13.	dingeldrum	00:37.42
14.	emcchamp	00:37.80
15.	SUTIPOK	00:39.50
16.	DumbKojiShimizu	00:41.47
17.	Lespring22	00:42.24
18.	CaptainBen	00:45.93
19.	Ariadna	00:46.87
20.	Kukko	00:46.90

This Week
1.	Piroska9	00:15.01
2.	OCMEROS	00:25.60
3.	llmt9	00:27.75
4.	Kutner17	00:29.58
5.	jacek66	00:32.15
6.	Einsteinus	00:32.71
7.	dingeldrum	00:37.42
8.	DumbKojiShimizu	00:41.47
9.	Lespring22	00:42.24
10.	FunAcroFly	01:06.78
11.	qobi	01:20.43
12.	trLBumm	01:58.93
13.	Efran	21:58:21.08
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Today
1.	llmt9	00:27.75
2.	Kutner17	00:29.58
3.	trLBumm	01:58.93
4.	--- empty ---	--:--
5.	--- empty ---	--:--
6.	--- empty ---	--:--
7.	--- empty ---	--:--
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18.	--- empty ---	--:--
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20.	--- empty ---	--:--

MO3
1.	numbrr	00:07.61
2.	mtanzer	00:07.67
3.	Puzzleist	00:09.55
4.	BingBongBob	00:10.79
5.	Make	00:14.89
6.	selahsea	00:14.90
7.	Ben65732	00:15.52
8.	Indirar	00:15.60
9.	Piroska9	00:15.94
10.	NoahR	00:16.04

AO5
1.	numbrr	00:07.85
2.	mtanzer	00:07.87
3.	Puzzleist	00:10.31
4.	BingBongBob	00:11.24
5.	selahsea	00:15.36
6.	Piroska9	00:16.56
7.	qqwref	00:17.10
8.	Sjorter	00:17.29
9.	Make	00:17.46
10.	Ben65732	00:17.75

AO12
1.	numbrr	00:11.91
2.	BingBongBob	00:14.82
3.	mtanzer	00:15.34
4.	Puzzleist	00:18.29
5.	CandiceDW	00:23.33
6.	selahsea	00:23.86
7.	Ben65732	00:23.91
8.	Vezzick	00:24.64
9.	Make	00:25.52
10.	qqwref	00:25.57

Robots / programmatic solvers		info
1.	tlstyer	00:00.006
2.	Paul Bismuth	00:03.138
3.	atomicsound	01:03.368

* 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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2025-09-18 08:41:18

www.puzzle-battleships.com

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