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	00:25.39
2.	Praktisix	00:31.72
3.	Bluegill16384	00:37.19
4.	OCMEROS	00:38.96
5.	Conceited_2	00:41.05
6.	Freakazoyd	00:42.69
7.	mjkjxp	00:42.74
8.	Truth-or-Peace	00:43.15
9.	jjbduke2004	00:46.04
10.	Dorice	00:48.66
11.	GoldChoco36	00:48.95
12.	shotbyshe	00:54.36
13.	AstroNovalite	00:54.71
14.	ashark	00:55.04
15.	NyoomCat	00:56.08
16.	hammerhead20	00:56.78
17.	Justabro	00:56.94
18.	jacek66	00:57.98
19.	Liyannn	00:59.31
20.	Chrisileiwand	01:01.59

This Week
1.	Praktisix	00:34.92
2.	Piroska9	00:39.87
3.	Conceited_2	00:45.54
4.	mjkjxp	00:48.92
5.	GoldChoco36	00:48.95
6.	ashark	00:55.04
7.	Justabro	00:56.94
8.	jacek66	00:57.98
9.	DClam	01:01.66
10.	Frog1	01:08.46
11.	Lyonel	01:08.60
12.	NaluXV1	01:14.49
13.	PDX2021	01:15.81
14.	モグモグ	01:16.60
15.	ggggoooo	01:17.27
16.	hexe222	01:25.17
17.	Timo Verheyden	01:26.88
18.	Julieta Parravicini	01:28.00
19.	ambiorix	01:33.26
20.	Inimini86	01:37.18

Today
1.	Praktisix	00:39.42
2.	mjkjxp	00:48.92
3.	ggggoooo	01:17.27
4.	Inimini86	01:37.18
5.	MyMamaLovesMe	01:42.83
6.	Peter van Jole	01:46.56
7.	Filippo	02:01.45
8.	chrispy	02:43.73
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	00:13.97
2.	mtanzer	00:14.84
3.	Puzzleist	00:18.09
4.	BingBongBob	00:20.80
5.	Ben65732	00:22.09
6.	Meep	00:22.43
7.	gtkrouwel	00:23.36
8.	beatrixwashere	00:23.73
9.	vowels	00:24.39
10.	Make	00:26.16

AO5
1.	numbrr	00:16.44
2.	mtanzer	00:17.36
3.	Puzzleist	00:20.55
4.	BingBongBob	00:21.57
5.	Ben65732	00:24.90
6.	gtkrouwel	00:25.98
7.	vowels	00:26.16
8.	Salzzz	00:26.32
9.	Meep	00:26.33
10.	beatrixwashere	00:26.68

AO12
1.	numbrr	00:20.79
2.	mtanzer	00:23.77
3.	Puzzleist	00:26.14
4.	BingBongBob	00:26.21
5.	gtkrouwel	00:28.69
6.	Ben65732	00:30.68
7.	Salzzz	00:30.96
8.	beatrixwashere	00:31.75
9.	SilverHawk	00:33.56
10.	Vezzick	00:33.70

Robots / programmatic solvers		info
1.	tlstyer	00:00.006
2.	Paul Bismuth	00:06.481
3.	DaniEdi81	01:10.502

* 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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2026-02-10 13:26:45

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