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.	Puzzleist	00:08.75
2.	Piroska9	00:10.59
3.	beatrixwashere	00:15.18
4.	OCMEROS	00:17.15
5.	llmt9	00:22.09
6.	jacek66	00:28.18
7.	CaptainBen	00:38.69
8.	lydiadeetz	00:46.71
9.	Yo	00:51.93
10.	Kutner17	00:52.98
11.	DumbKojiShimizu	00:55.39
12.	SUTIPOK	01:00.32
13.	thrasymachus	01:01.40
14.	May John	01:05.40
15.	emcchamp	01:08.96
16.	chalkapple	01:09.39
17.	grimgrin	01:11.48
18.	MILAGROS GARCÍA GUI...	01:25.33
19.	wyq97	01:28.80
20.	qobi	01:33.44

This Week
1.	Puzzleist	00:08.75
2.	Piroska9	00:13.50
3.	OCMEROS	00:17.15
4.	llmt9	00:24.13
5.	jacek66	00:30.85
6.	lydiadeetz	00:46.79
7.	Kutner17	00:52.98
8.	CaptainBen	00:58.39
9.	emcchamp	01:08.96
10.	chalkapple	01:09.39
11.	DumbKojiShimizu	01:29.34
12.	qobi	01:33.44
13.	Zaltron	04:31.99
14.	Efran	08:03.08
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Today
1.	Piroska9	00:13.50
2.	Kutner17	00:52.98
3.	CaptainBen	00:58.39
4.	--- empty ---	--:--
5.	--- empty ---	--:--
6.	--- empty ---	--:--
7.	--- empty ---	--:--
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17.	--- empty ---	--:--
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20.	--- empty ---	--:--

MO3
1.	numbrr	00:07.61
2.	mtanzer	00:07.67
3.	BingBongBob	00:10.79
4.	Puzzleist	00:13.24
5.	Make	00:14.89
6.	selahsea	00:14.90
7.	Ben65732	00:15.52
8.	Indirar	00:15.60
9.	Piroska9	00:15.94
10.	NoahR	00:16.04

AO5
1.	numbrr	00:07.85
2.	mtanzer	00:07.87
3.	BingBongBob	00:11.24
4.	Puzzleist	00:13.75
5.	selahsea	00:15.36
6.	Piroska9	00:16.56
7.	qqwref	00:17.10
8.	Sjorter	00:17.29
9.	Make	00:17.46
10.	Ben65732	00:17.75

AO12
1.	numbrr	00:11.91
2.	BingBongBob	00:14.82
3.	mtanzer	00:15.34
4.	Puzzleist	00:18.59
5.	CandiceDW	00:23.33
6.	selahsea	00:23.86
7.	Ben65732	00:23.91
8.	Make	00:25.52
9.	qqwref	00:25.57
10.	Sjorter	00:25.61

Robots / programmatic solvers		info
1.	tlstyer	00:00.006
2.	Paul Bismuth	00:03.138
3.	linziyu	02:16.288

* 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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2025-08-20 17:29:50

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