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Monday 30-Mar-2020

... by: numpl_npm

| 1 _ _ | 2 _ _ | _ _ _ | A
| _ 6 5 | _ _ 4 | 8 _ _ | B
| _ 7 _ | _ _ 6 | 9 _ _ | C

| _ _ 4 | _ _ _ | _ 9 _ | D
| _ 5 _ | 4 _ 8 | 7 _ _ | E
| _ _ _ | _ 3 _ | _ 4 _ | F

| _ _ _ | _ _ _ | 6 _ _ | G
| _ 8 _ | _ _ _ | _ 5 7 | H
| _ _ 6 | _ _ 7 | _ 8 9 | J

(u)H13 where (u in 1234) -> (u)J7 (9u)H13 (89u)G456
| 1H3 -> 1DF2 1BC89 1[DF6|G6]=1[DF6-E89-J7|G6-J7]
| 2H13 -> 2DF2 2BC89 2[DF6|G6]=2[DF6-E89-J7|G6-J7]
| 3H13 -> 3[A6|G6]=3[A6-D2-E89-J7|G6-J7]
| 4H1 -> 4A2-C9-J7

(u)H7 -> (5u)J45 5G1 7G3 (u)G2

(uv)G89 -> (6uv)H456 (uv)J12

(u)H45 where (u in 1234) -> (u)J2 (6u)H45
| 1H45 -> 1BC89 1DF6 1G89-DF7-E3-J2
| 2H5 -> 2BC89 2DF6 2[B1.C13] 2G89-DF7-E13-J2
| 3H4 -> 3A6-[B1.C13]-BC89 3G89-D7-E13-J2
| 4H5 -> 4G9-A7-C1-J2

(v)J1 -> (v)H6 -4J1 -1H6

-4H1 4C1
∵ 4H1 -> 4A2 48G45 9H3-F2-E5-A6-H45 contra.

78DF1 6E1 68DF9 6A8 7B8-A5 8A3

Then ...

| 1 _ 8 | 2 7 _ | _ 6 _ | A
| _ 6 5 | _ _ 4 | 8 7 _ | B
| 4 7 _ | _ _ 6 | 9 _ _ | C

| _ _ 4 | _ _ _ | _ 9 _ | D
| 6 5 _ | 4 _ 8 | 7 _ _ | E
| _ _ _ | _ 3 _ | _ 4 _ | F

| 5 _ 7 | _ _ _ | 6 _ _ | G
| _ 8 _ | _ _ _ | _ 5 7 | H
| _ _ 6 | _ _ 7 | _ 8 9 | J

678F149

[39]A2 -> 9H1 9A2
| 3A2 -> 9A5 89G45 3E3 9E5 2C3-DF2-B9-E8-G6-D5-F2 9F3-H1
| 9A2 -> 9EF3-H1

[23]C3 -> 3D2
| 2C3 -> 2DF2-J1-G89 2B9-G8-E5 9E3 3D2
| 3C3 -> 3D2

[23]C3 -> 9E3 9F6 5F7 89G45
| 2C3 -> 2B9 2J1-G8-E5 9E3
| 3C3 -> 2B1 3J1-H6-B4 9B5-E3

3CH3 -> 5A6
| 3C3 -> 3J1-H6 5A6
| 3H3 -> 3G6 5A6

Then basics to the end.

Saturday 28-Mar-2020

... by: James Havard

356 subs 353 seconds and from a second input run 20 subs 49 seconds got 13 subs two combined of which gave a basic solution. B1=3 G6=3.

Saturday 28-Mar-2020

... by: Frans Goosens

With trial and error

Combination A2=349 and G8=123

************************************************************
A2=3 G8=1 Wrong, Undo calculation

All reset to initial position

************************************************************
A2=3 G8=2 No solution, Fixed

Combination 2-digits cells

A3=8 Wrong, Undo calculation
A3=9 Wrong, Undo calculation

All reset to initial position

************************************************************
A2=3 G8=3 Wrong, Undo calculation

All reset to initial position

************************************************************
A2=4 G8=1 No solution, Fixed

Combination 2-digits cells

A3=3 Wrong, Undo calculation
A3=9 No solution, Fixed
B1=2 No solution, Undo calculation
B1=3 No solution, Undo calculation
B4=7 Wrong, Undo calculation
B4=9 No solution, Fixed
B8=2 No solution, Undo calculation
B8=3 No solution, Undo calculation
C4=1 Wrong, Undo calculation
C4=5 Wrong, Undo calculation

All reset to initial position

************************************************************
A2=4 G8=2 No solution, Fixed

Combination 2-digits cells

A6=3 Wrong, Undo calculation
A6=9 No solution, Fixed
A7=3 Wrong, Undo calculation
A7=5 Wrong, Undo calculation

All reset to initial position

************************************************************
A2=4 G8=3 No solution, Fixed

Combination 2-digits cells

A6=3 Wrong, Undo calculation
A6=9 Wrong, Undo calculation

All reset to initial position

************************************************************
A2=9 G8=1 No solution, Fixed

Combination 2-digits cells

A3=3 Wrong, Undo calculation
A3=8 No solution, Fixed
A5=5 Wrong, Undo calculation
A5=7 No solution, Fixed
A6=3 Wrong, Undo calculation
A6=5 Wrong, Undo calculation

All reset to initial position

************************************************************
A2=9 G8=2 No solution, Fixed

Combination 2-digits cells

A3=3 Wrong, Undo calculation
A3=8 No solution, Fixed
A5=5 Wrong, Undo calculation
A5=7 No solution, Fixed
A6=3 Wrong, Undo calculation
A6=5 ( F2=2 ) Solved,


#393--------------------------Solution
100 200 000-------------198 275 463
065 004 800-------------365 914 872
070 006 900-------------472 386 915

004 000 090-------------734 561 298
050 408 700-------------659 428 731
000 030 040-------------821 739 546

000 000 600-------------517 893 624
080 000 057-------------983 642 157
006 007 089-------------246 157 389

Total solving time is : 623 sec.
Number of logical steps is : 67683

Saturday 28-Mar-2020

... by: jkl

#297

Saturday 28-Mar-2020

... by: carlos

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

Saturday 28-Mar-2020

... by: Neil

f3=1, a9=3 to completion.

Saturday 28-Mar-2020

... by: SuDokuFan

More of the same. Same Exocet eliminations as always, -9H45, -45J1, -19H6, solvable by solver to end

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