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.	beatrixwashere	00:07.87
2.	김창열	00:08.32
3.	Puzzleist	00:08.73
4.	Piroska9	00:08.99
5.	DASBOR	00:09.80
6.	kennethaw88	00:11.69
7.	pouldu	00:15.38
8.	llmt9	00:16.68
9.	hammerhead20	00:17.06
10.	whitevoidsky	00:17.32
11.	OCMEROS	00:18.51
11.	Conceited_2	00:18.51
13.	PDX2021	00:20.54
14.	SophieK	00:20.77
15.	jacek66	00:20.88
16.	ChristinaL30	00:23.40
17.	ChrisWilson	00:23.47
18.	ambiorix	00:23.50
19.	KETJAK	00:23.51
20.	qobi	00:25.25

This Week
1.	llmt9	00:16.68
2.	OCMEROS	00:18.51
3.	PDX2021	00:20.63
4.	jacek66	00:24.82
5.	qobi	00:25.25
6.	Kinggrun	00:29.98
7.	lydiadeetz	00:30.84
8.	hexe222	00:30.90
9.	Wuni14	00:32.09
10.	FunAcroFly	00:37.75
11.	ambiorix	00:38.43
12.	CaptainBen	00:39.91
13.	Suitjacket	00:40.13
14.	chrispy	00:46.83
15.	Lespring22	00:51.63
16.	widthofacircle	00:55.29
17.	Zaltron	00:55.68
18.	slyguy519	00:56.84
19.	RisottoGroupon	01:01.82
20.	june1st1998	01:03.25

Today
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MO3
1.	numbrr	00:06.10
2.	mtanzer	00:06.32
3.	BingBongBob	00:07.37
4.	vowels	00:08.59
5.	김창열	00:09.32
6.	beatrixwashere	00:09.56
7.	Ben65732	00:09.69
8.	Sjorter	00:10.23
9.	selahsea	00:10.36
10.	Puzzleist	00:10.51

AO5
1.	numbrr	00:06.57
2.	mtanzer	00:06.93
3.	BingBongBob	00:08.04
4.	김창열	00:09.78
5.	vowels	00:09.85
6.	Ben65732	00:10.23
7.	beatrixwashere	00:10.33
8.	selahsea	00:10.65
9.	Sjorter	00:10.90
10.	Puzzleist	00:10.96

AO12
1.	numbrr	00:08.15
2.	mtanzer	00:09.12
3.	BingBongBob	00:10.83
4.	김창열	00:11.11
5.	Ben65732	00:11.42
6.	SilverHawk	00:12.23
7.	Puzzleist	00:12.24
8.	Make	00:12.68
9.	beatrixwashere	00:12.78
10.	qqwref	00:12.88

Robots / programmatic solvers		info
1.	tlstyer	00:00.006
2.	Paul Bismuth	00:02.554
3.	senyao	01:11.322

* 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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2025-08-17 04:34:03

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