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.	Piroska9	00:13.05
2.	Botany	00:15.98
3.	RaiT	00:16.43
4.	SSP10	00:16.87
5.	OCMEROS	00:18.85
6.	Lua	00:18.95
7.	Nieznany	00:19.23
8.	SlugBugBlue	00:24.68
9.	PDX2021	00:24.83
10.	hammerhead20	00:24.85
11.	ambiorix	00:25.42
12.	krow748	00:27.64
13.	jacek66	00:29.05
14.	Husball	00:30.31
15.	Bega	00:31.05
16.	fishysua	00:31.68
17.	DumbKojiShimizu	00:31.69
18.	shotbyshe	00:32.84
19.	hexe222	00:34.17
20.	RobertoCappello	00:34.87

This Week
1.	Piroska9	00:14.27
2.	Botany	00:15.98
3.	OCMEROS	00:23.74
4.	hammerhead20	00:24.85
5.	Husball	00:30.31
6.	DumbKojiShimizu	00:31.69
7.	PDX2021	00:32.06
8.	jacek66	00:32.56
9.	RobertoCappello	00:36.50
10.	ambiorix	00:36.63
11.	maznboys67	00:37.51
12.	dkmvn	00:38.79
13.	Santiluch	00:43.63
14.	FunAcroFly	00:45.65
15.	hexe222	00:52.07
16.	mwr1957	01:04.13
17.	chrispy	01:16.01
18.	Bombaster	01:20.10
19.	YzmaScissorpaws	01:46.58
20.	--- empty ---	--:--

Today
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MO3
1.	numbrr	00:07.96
2.	mtanzer	00:08.43
3.	vowels	00:09.74
4.	BingBongBob	00:10.17
5.	Puzzleist	00:10.41
6.	Vezzick	00:10.88
7.	swaggerdaddyj	00:11.86
8.	Meep	00:11.99
9.	beatrixwashere	00:12.11
10.	gtkrouwel	00:12.47

AO5
1.	numbrr	00:08.14
2.	mtanzer	00:09.21
3.	BingBongBob	00:09.63
4.	Puzzleist	00:10.60
5.	vowels	00:11.09
6.	Vezzick	00:12.33
6.	Meep	00:12.33
8.	Ben65732	00:13.39
9.	hkjsf	00:13.60
10.	qqwref	00:13.61

AO12
1.	numbrr	00:09.19
2.	mtanzer	00:10.90
3.	Puzzleist	00:11.60
4.	vowels	00:12.09
5.	Vezzick	00:14.43
6.	Ben65732	00:14.73
7.	qqwref	00:15.25
8.	BingBongBob	00:15.47
9.	selahsea	00:15.83
10.	SilverHawk	00:17.00

Robots / programmatic solvers		info
1.	tlstyer	00:00.006
2.	Paul Bismuth	00:03.043
3.	atomicsound	00:51.958

* 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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2025-11-09 08:38:12

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