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	00:12.93
2.	RaiT	00:20.68
3.	Praktisix	00:24.90
4.	OCMEROS	00:26.60
5.	Takalu	00:29.60
6.	PheromoneJones	00:30.74
7.	llmt9	00:30.80
8.	Fanoulette	00:31.88
9.	Irisa	00:32.32
10.	jacek66	00:33.60
11.	qobi	00:35.64
12.	Scorer	00:36.18
13.	SSP10	00:37.16
14.	Enoz3	00:38.84
15.	Sawdust99	00:39.54
16.	mattlancs	00:39.73
17.	idonoy	00:47.60
18.	Kutner17	00:49.40
19.	waggonra	00:50.41
20.	Saugust2	00:50.51

This Week
1.	Piroska9	00:19.45
2.	Takalu	00:29.60
3.	llmt9	00:31.38
4.	Irisa	00:32.32
5.	Scorer	00:45.65
6.	idonoy	00:47.60
7.	Sawdust99	00:50.97
8.	NaluXV1	00:55.20
9.	DumbKojiShimizu	01:06.74
10.	BamBamNZ	01:50.11
11.	AndreasZ	01:55.05
12.	drbop	02:01.95
13.	grimgrin	02:16.02
14.	red7911	02:29.86
15.	Bombaster	03:31.70
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Today
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MO3
1.	numbrr	00:08.54
2.	mtanzer	00:09.89
3.	Puzzleist	00:12.59
4.	BingBongBob	00:13.29
5.	Make	00:14.17
6.	Vezzick	00:15.64
7.	Piroska9	00:16.07
8.	qqwref	00:16.91
9.	Ben65732	00:17.53
10.	selahsea	00:18.19

AO5
1.	numbrr	00:10.38
2.	mtanzer	00:11.18
3.	Puzzleist	00:13.12
4.	BingBongBob	00:13.65
5.	Piroska9	00:16.67
6.	Make	00:16.96
7.	Vezzick	00:19.06
8.	Ben65732	00:19.14
9.	qqwref	00:20.29
10.	selahsea	00:21.22

AO12
1.	mtanzer	00:13.48
2.	numbrr	00:13.75
3.	Puzzleist	00:15.06
4.	BingBongBob	00:17.70
5.	Ben65732	00:23.60
6.	selahsea	00:24.99
7.	qqwref	00:25.71
8.	beatrixwashere	00:25.92
9.	Vezzick	00:26.41
10.	SilverHawk	00:26.45

Robots / programmatic solvers		info
1.	tlstyer	00:00.006
2.	Paul Bismuth	00:03.074
3.	Pfana	00:57.919

* 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 14:32:07

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