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.	Piroska9	00:10.65
2.	Bluegill16384	00:13.91
3.	crema	00:14.66
4.	OCMEROS	00:15.72
5.	Irisa	00:17.37
6.	llmt9	00:17.60
7.	Praktisix	00:17.78
8.	katykoala	00:18.58
9.	Lamiata	00:20.20
10.	ChristinaL30	00:20.44
11.	azherzzz	00:22.60
12.	PDX2021	00:22.89
13.	hammerhead20	00:23.05
14.	DumbKojiShimizu	00:23.14
15.	hexe222	00:24.45
16.	qobi	00:24.61
17.	lydiadeetz	00:24.87
18.	euRobert	00:25.24
19.	Santiluch	00:27.17
20.	jacek66	00:27.41

This Week
1.	Piroska9	00:12.00
2.	Bluegill16384	00:13.91
3.	katykoala	00:18.58
4.	hammerhead20	00:23.74
5.	PDX2021	00:28.09
6.	danpuzzler	00:29.93
7.	hexe222	00:30.81
8.	Lamiata	00:31.78
9.	AvO87	00:32.24
10.	OCMEROS	00:32.73
11.	Emzed	00:34.69
12.	Linie	00:40.48
13.	DumbKojiShimizu	00:41.70
14.	chrispy	00:47.77
15.	Itstotallykyle	00:51.28
16.	Didde	01:20.99
17.	yiwei416	01:24.99
18.	--- empty ---	--:--
19.	--- empty ---	--:--
20.	--- empty ---	--:--

Today
1.	danpuzzler	00:29.93
2.	PDX2021	00:38.80
3.	Itstotallykyle	00:51.28
4.	hexe222	00:54.45
5.	chrispy	01:14.78
6.	yiwei416	01:24.99
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	00:06.10
2.	mtanzer	00:06.32
3.	BingBongBob	00:07.37
4.	vowels	00:08.59
5.	Puzzleist	00:08.76
6.	김창열	00:09.32
7.	Vezzick	00:09.49
8.	beatrixwashere	00:09.56
9.	Ben65732	00:09.69
10.	Sjorter	00:10.23

AO5
1.	numbrr	00:06.57
2.	mtanzer	00:06.93
3.	BingBongBob	00:08.04
4.	Puzzleist	00:08.95
5.	김창열	00:09.78
6.	vowels	00:09.85
7.	Vezzick	00:10.21
8.	Ben65732	00:10.23
9.	beatrixwashere	00:10.33
10.	selahsea	00:10.65

AO12
1.	numbrr	00:08.15
2.	mtanzer	00:09.12
3.	Puzzleist	00:09.97
4.	BingBongBob	00:10.83
5.	김창열	00:11.11
6.	Ben65732	00:11.42
7.	SilverHawk	00:12.23
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.	atomicsound	00:38.358

* 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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2025-12-11 14:35:47

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