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.	Piroska9	00:04.15
2.	willy86ylliw	00:04.73
3.	sjosnathan	00:04.88
4.	yyyyyyyejin	00:05.86
5.	Fjznbeinfnn	00:06.08
6.	OCMEROS	00:06.53
7.	Hella Stern	00:06.86
8.	k shrubb	00:07.09
9.	Muskul23	00:07.30
10.	SSP10	00:07.52
11.	hammerhead20	00:07.87
12.	37kai	00:08.00
13.	BillysName	00:08.04
14.	KlunkyDoo	00:08.23
15.	krow748	00:08.24
16.	thall	00:08.35
17.	SlugBugBlue	00:08.91
18.	JernauGurgeh	00:09.06
19.	chube	00:09.50
20.	iamstupid	00:09.56

This Week
1.	Piroska9	00:04.80
2.	willy86ylliw	00:04.84
3.	sjosnathan	00:04.88
4.	hammerhead20	00:07.87
5.	OCMEROS	00:07.97
6.	37kai	00:08.00
7.	Muskul23	00:08.36
8.	chube	00:09.50
9.	iamstupid	00:09.56
10.	llmt9	00:09.61
11.	BoscoDoc	00:09.63
11.	Jon96	00:09.63
13.	Hella Stern	00:09.96
14.	JernauGurgeh	00:10.95
15.	LudoA	00:11.21
16.	guest	00:11.78
17.	WIKENSDIKS	00:11.80
18.	jacek66	00:12.13
19.	PDX2021	00:12.19
20.	HackMan	00:12.43

Today
1.	willy86ylliw	00:05.06
2.	llmt9	00:09.61
3.	PDX2021	00:12.19
4.	LudoA	00:14.38
5.	chrispy	00:32.12
6.	DumbKojiShimizu	00:34.26
7.	Samuelflorr	00:44.65
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	00:02.58
2.	mtanzer	00:02.62
3.	vowels	00:02.76
4.	BingBongBob	00:03.04
5.	nabi	00:03.46
6.	Puzzleist	00:03.64
7.	jaybrainer	00:03.70
8.	Vezzick	00:03.93
8.	Arok	00:03.93
10.	Ben65732	00:04.02

AO5
1.	mtanzer	00:02.74
2.	vowels	00:02.76
3.	numbrr	00:02.83
4.	BingBongBob	00:03.16
5.	Puzzleist	00:03.72
6.	jaybrainer	00:03.85
7.	nabi	00:03.89
8.	Arok	00:03.99
9.	Vezzick	00:04.18
10.	Ben65732	00:04.19

AO12
1.	mtanzer	00:03.28
2.	numbrr	00:03.40
3.	BingBongBob	00:03.48
4.	vowels	00:03.62
5.	nabi	00:04.40
6.	Puzzleist	00:04.46
7.	Ben65732	00:04.76
8.	jaybrainer	00:04.96
9.	Vezzick	00:05.09
10.	Arok	00:05.49

Robots / programmatic solvers		info
1.	tlstyer	00:00.006
2.	browserEx	00:00.496
3.	Paul Bismuth	00:01.211

* 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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2025-11-07 16:26:13

www.puzzle-battleships.com

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