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.	Praktisix	00:26.97
2.	Piroska9	00:30.48
3.	DrLeiknar	00:35.10
4.	Freakazoyd	00:40.23
5.	OCMEROS	00:40.98
5.	mjkjxp	00:40.98
7.	wellwhynot	00:41.16
8.	Conceited_2	00:41.41
9.	dtyamada	00:46.65
10.	spikeydlux	00:47.03
11.	Harry_Canyon	00:50.10
12.	DClam	00:53.37
13.	Wageszera	00:53.70
14.	PDX2021	00:54.99
15.	Dorice	00:55.17
16.	hammerhead20	00:56.35
17.	Zhivko	00:56.38
18.	NyoomCat	00:56.92
19.	tkotakeo	00:57.15
20.	danpuzzler	00:59.91

This Week
1.	Piroska9	00:33.26
2.	Praktisix	00:35.60
3.	DrLeiknar	00:39.62
4.	Conceited_2	00:41.41
5.	Wageszera	00:53.70
6.	OCMEROS	00:55.26
7.	DClam	00:56.24
8.	hammerhead20	00:56.35
9.	NyoomCat	00:56.92
10.	jjbduke2004	01:03.19
11.	Dorice	01:07.97
12.	alisab26	01:10.10
13.	ambiorix	01:18.51
14.	ggggoooo	01:20.10
15.	Inimini86	01:21.15
16.	dkmvn	01:23.46
17.	凉風星宫	01:28.58
18.	Husball	01:29.46
19.	hexe222	01:31.20
20.	tamagochi	01:34.86

Today
1.	Praktisix	00:38.63
2.	hammerhead20	00:59.34
3.	jjbduke2004	01:03.19
4.	Conceited_2	01:03.23
5.	Dorice	01:07.97
6.	凉風星宫	01:28.58
7.	hexe222	01:31.20
8.	DClam	01:31.95
9.	ambiorix	01:41.31
10.	RefriedNoodleNL	01:51.71
11.	Filippo	02:05.79
12.	chrispy	03:13.53
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.	Meep	00:26.33
9.	beatrixwashere	00:26.68
10.	Salzzz	00:28.84

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.	beatrixwashere	00:31.75
8.	Salzzz	00:32.42
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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2026-01-07 22:03:22

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