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Sunday 15-Dec-2019

... by: Cenoman

WU#378 has a S.E. rating 11.0
1. MSLS (1236) rBDFH c13467
19 cell truths, 19 links 6rB, 13rD, 236rF, 12rH, 478c1, 58c3, 79c4, 49c6, 45c7
21 eliminations -3D9, -36F2, -2F58, -78C1, -7E1, -48G1, -5A3, -8J3, -7C4, -4A6, -49GJ6, -45A7, -4G7
Rating downgraded to S.E. 9.0

2. With the following two steps:

2a. Double kraken cell (126)A6 & cell (136)A7
 
(6)A7-(6=5)B7-AB8=(5-2)E8=(2)F7 *
||
(3)A7-AC9=E9-(3=162)E156-E8=(2)F7 *
||
(1)A6-(1)A7
||
(2)A6-GJ6=(2)H4 *
||
(6)A6-C4=(6)F4 *
------
=>-2F4


2b. Double kraken column (2)J368 & row (6)ABFJ3

(6)A3-(6=182)AGJ6 *
||
(6)B3-(6=5)B7-AB8=(5-2)E8=(2)F7 *
||
(6)F3-(6=172)dF4.E5 *
||
(2-6)J3
||
(2)J6 *
||
(2)J8-E8=(2)F7 *
------
=>-2F6 (+2F7)

...the puzzle is now solvable with AICs only.

Saturday 14-Dec-2019

... by: hehe

*****************************
The correct answer is :

9 5 3 |8 7 2 |1 4 6
6 1 8 |9 3 4 |5 7 2
2 7 4 |6 1 5 |9 8 3
------ ------ ------
7 2 5 |1 8 9 |3 6 4
1 3 9 |4 2 6 |8 5 7
4 8 6 |7 5 3 |2 9 1
------ ------ ------
3 4 7 |5 9 1 |6 2 8
8 9 1 |2 6 7 |4 3 5
5 6 2 |3 4 8 |7 1 9

*****************************
13
1134

81,58

Saturday 14-Dec-2019

... by: Frans Goosens

With trial and error

Combination B6=469 and D3=135

************************************************************
B6=4 D3=1 No solution, Fixed

Combination 2-digits cells

B1=7 Wrong, Undo calculation
B1=8 Wrong, Undo calculation

All reset to initial position

************************************************************
B6=4 D3=3 Wrong, Undo calculation

All reset to initial position

************************************************************
B6=4 D3=5 No solution, Fixed

Combination 2-digits cells

B3=6 Wrong, Undo calculation
B3=8 ( D4=1 ) Solved,


#378--------------------------Solution
900 800 000-------------953 872 146
010 030 002-------------618 934 572
004 005 900-------------274 615 983

020 080 060-------------725 189 364
009 400 800-------------139 426 857
000 000 001-------------486 753 291

007 500 000-------------347 591 628
000 067 030-------------891 267 435
500 300 700-------------562 348 719

Total solving time is : 134 sec.
Number of logical steps is : 12455

Saturday 14-Dec-2019

... by: James Havard

7 subs and 15 seconds to find two basic solve pairs.
E2=3 , F7=2
E2=3, E5=2

Saturday 14-Dec-2019

... by: SuDokuFan

MSLS Base 1236 in BDFH13467, -1236BDFH2589, +1236ACEGJ13467.

Saturday 14-Dec-2019

... by: jkl

#300

Saturday 14-Dec-2019

... by: BobW

With the two cell backdoor A8=4 B1=6, it's solvable with singles.

Saturday 14-Dec-2019

... by: BobW

GExocet 4569 BC7, E8 J9, Eliminations: -27E8, -8J9
Then 5 singles inference chains/nets give these eliminations: -3D9, -7E1, -7F8, -4G7, -3A7
2-Fish: In columns 1 & 4, digit 2 must go in rows C & H; Eliminations: -2C5 -2H3.
Then one more singles inference chain/net; Eliminations: -7D4
Then singles to solution.

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