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.	Salzzz	00:26.45
2.	Piroska9	00:27.13
3.	Praktisix	00:29.89
4.	Freakazoyd	00:30.10
5.	DrLeiknar	00:34.91
6.	dexter051	00:37.04
7.	mjkjxp	00:37.74
8.	PuzzleMaestro	00:38.50
9.	Conceited_2	00:39.02
10.	tanginess	00:44.00
11.	GoldChoco36	00:45.82
12.	hamsterRG	00:49.54
13.	NyoomCat	00:51.49
14.	jacek66	00:52.24
15.	ashark	00:55.04
16.	echo666	00:55.40
17.	DClam	00:56.66
18.	Lua	00:56.91
19.	Justabro	00:56.94
20.	hammerhead20	00:59.53

This Week
1.	Piroska9	00:29.00
2.	Praktisix	00:30.91
3.	Conceited_2	00:39.02
4.	Freakazoyd	00:42.27
5.	mjkjxp	00:42.53
6.	tanginess	00:44.00
7.	jacek66	00:52.24
8.	echo666	00:55.40
9.	DClam	00:56.66
10.	hammerhead20	00:59.53
11.	Jbrunt	01:00.10
12.	llmt9	01:00.56
13.	Frog1	01:01.52
14.	RisottoGroupon	01:07.28
15.	SameMistakes	01:07.35
16.	NyoomCat	01:08.00
17.	OCMEROS	01:09.35
18.	miloš petronijević	01:09.37
19.	Niels KP	01:14.72
20.	ambiorix	01:21.04

Today
1.	Praktisix	00:34.80
2.	Jbrunt	01:00.10
3.	Frog1	01:29.54
4.	DClam	01:29.58
5.	hexe222	01:59.75
6.	chrispy	02:13.67
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.	Salzzz	00:24.00
10.	vowels	00:24.39

AO5
1.	numbrr	00:16.44
2.	mtanzer	00:17.36
3.	Puzzleist	00:20.55
4.	BingBongBob	00:21.57
5.	Salzzz	00:24.52
6.	Ben65732	00:24.90
7.	gtkrouwel	00:25.98
8.	vowels	00:26.16
9.	Meep	00:26.33
10.	beatrixwashere	00:26.68

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.	Salzzz	00:28.79
7.	Ben65732	00:30.68
8.	beatrixwashere	00:31.75
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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2026-03-05 10:03:51

www.puzzle-battleships.com

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