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.

Video Tutorial

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This Month
1.	Praktisix	00:25.68
2.	Piroska9	00:27.62
3.	boru	00:29.77
4.	czar519	00:34.74
5.	OCMEROS	00:35.38
6.	Conceited_2	00:35.89
7.	mjkjxp	00:41.56
8.	Lua	00:44.15
9.	spikeydlux	00:44.56
10.	hammerhead20	00:44.78
11.	boiboi7788	00:49.86
12.	swaggerdaddyj	00:54.04
13.	PDX2021	00:54.11
14.	qwsa88	00:55.11
15.	TheBigMD	00:55.17
16.	crema	00:55.22
17.	SlugBugBlue	00:57.20
18.	jacek66	00:58.21
19.	ambiorix	00:58.97
20.	Wuni14	00:59.58

This Week
1.	Praktisix	00:25.68
2.	Piroska9	00:27.62
3.	mjkjxp	00:42.47
4.	spikeydlux	00:45.02
5.	Conceited_2	00:45.96
6.	OCMEROS	00:56.32
7.	PDX2021	01:02.64
8.	DClam	01:04.34
9.	Lamiata	01:08.59
10.	Wageszera	01:09.17
11.	jacek66	01:10.63
12.	Bega	01:13.44
13.	Jeff11	01:25.23
14.	hexe222	01:26.27
15.	ggggoooo	01:27.48
16.	Filippo	01:33.07
17.	NaluXV1	01:35.69
18.	llmt9	01:43.36
19.	Blayed	01:47.07
20.	qobi	01:50.06

Today
1.	Praktisix	00:36.22
2.	DClam	01:04.34
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.	numbrr	00:13.97
2.	mtanzer	00:14.84
3.	Puzzleist	00:18.09
4.	BingBongBob	00:20.80
5.	Ben65732	00:22.09
6.	Meep	00:22.43
7.	gtkrouwel	00:23.36
8.	beatrixwashere	00:23.73
9.	vowels	00:24.39
10.	Make	00:26.16

AO5
1.	numbrr	00:16.44
2.	mtanzer	00:17.36
3.	Puzzleist	00:20.55
4.	BingBongBob	00:21.57
5.	Ben65732	00:24.90
6.	gtkrouwel	00:25.98
7.	vowels	00:26.16
8.	Meep	00:26.33
9.	beatrixwashere	00:26.68
10.	Salzzz	00:28.84

AO12
1.	numbrr	00:20.79
2.	mtanzer	00:23.77
3.	Puzzleist	00:26.14
4.	BingBongBob	00:26.21
5.	gtkrouwel	00:28.69
6.	Ben65732	00:30.68
7.	beatrixwashere	00:31.75
8.	Salzzz	00:32.42
9.	SilverHawk	00:33.56
10.	Vezzick	00:33.70

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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2025-11-19 06:46:00

www.puzzle-battleships.com

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