The New Sudoku Players' Forum

by **daj95376** » Sun Mar 31, 2013 6:54 am

Code: Select all: +-----------------------+ | . . . | . . . | . 6 . | | . 4 . | 1 6 . | . 7 9 | | . . . | . . . | . . 4 | |-------+-------+-------| | . 5 . | 7 . 4 | . 2 3 | | . 2 . | . 1 . | 7 4 . | | . . . | 2 . . | 8 . . | |-------+-------+-------| | . . . | . 4 2 | . . 7 | | 1 6 . | 9 7 . | . 3 . | | . 7 4 | 6 . . | 9 . . | +-----------------------+

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by **ArkieTech** » Sun Mar 31, 2013 8:38 am

This is approaching fun.

Code: Select all: *--------------------------------------------------------------------* | 7 389 23589 | 4 23589 3589 | 235 6 1 | | 2358 4 2358 | 1 6 358 | 235 7 9 | | 6 39 1 | 35 2359 7 | 235 8 4 | |----------------------+----------------------+----------------------| | 89 5 6 | 7 89 4 | 1 2 3 | | 389 2 389 | 58 1 5689 | 7 4 56 | | 4 1 7 | 2 35 356 | 8 9 56 | |----------------------+----------------------+----------------------| | 3589 389 3589 | 358 4 2 | 6 1 7 | | 1 6 258 | 9 7 58 | 4 3 28 | | 238 7 4 | 6 38 1 | 9 5 28 | *--------------------------------------------------------------------* net (8-5)r8c6=r8c3-r7c1=r2c1-5r2c6 ----------------8r2c6=3r2c6-r3c4=r7c4-3r9c5 || 8r7c4-(8=5)r5c4-(5=3)r6c5----------------------3r9c5 || 8r9c5------------------------------------------3r9c5 => -3r9c5; ste

by **Leren** » Sun Mar 31, 2013 9:11 am

Two moves

Code: Select all: *-----------------------------------------------------------------------* | 7 389 23589 | 4 23589 389-5 | 235 6 1 | |d2358 4 2358 | 1 6 c358 | 235 7 9 | | 6 39 1 |b35 2359 7 | 235 8 4 | |-----------------------+-----------------------+-----------------------| | 89 5 6 | 7 89 4 | 1 2 3 | | 389 2 389 | 58 1 5689 | 7 4 56 | | 4 1 7 | 2 35 356 | 8 9 56 | |-----------------------+-----------------------+-----------------------| |e3589 389 3589 | 38-5 4 2 | 6 1 7 | | 1 6 258 | 9 7 a58 | 4 3 28 | | 238 7 4 | 6 38 1 | 9 5 28 | *-----------------------------------------------------------------------*

xyz-wing (5-38) cells abc with 5 transport c -> d -> e => -5 r1c6, r7c4; => 5 r8c6, followed by

Code: Select all: *-----------------------------------------------------------------------* | 7 389 23589 | 4 23589 389 | 235 6 1 | | 2358 4 2358 | 1 6 38 | 235 7 9 | | 6 39 1 | 35 2359 7 | 235 8 4 | |-----------------------+-----------------------+-----------------------| | 89 5 6 | 7 89 4 | 1 2 3 | | 389 2 389 |d8-5 1 689 | 7 4 56 | | 4 1 7 | 2 a35 36 | 8 9 56 | |-----------------------+-----------------------+-----------------------| | 3589 389 3589 |c38 4 2 | 6 1 7 | | 1 6 28 | 9 7 5 | 4 3 28 | | 238 7 4 | 6 b38 1 | 9 5 28 | *-----------------------------------------------------------------------*

H2-wing: (5=3) r6c5 - r9c5 = (3-8) r7c4 = r5c4 => -5 r5c4; stte

Leren

by **daj95376** » Sun Mar 31, 2013 4:57 pm

Leren wrote:Two moves

Think 2-4 steps for a reasonable solution to the puzzles I'll be posting. Otherwise, you'll probably be looking at networks.

by **Marty R.** » Mon Apr 01, 2013 4:45 am

Code: Select all: +----------------+----------------+----------+ | 7 389 23589 | 4 23589 3589 | 235 6 1 | | 2358 4 2358 | 1 6 358 | 235 7 9 | | 6 39 1 | 35 2359 7 | 235 8 4 | +----------------+----------------+----------+ | 89 5 6 | 7 89 4 | 1 2 3 | | 389 2 389 | 58 1 5689 | 7 4 56 | | 4 1 7 | 2 35 356 | 8 9 56 | +----------------+----------------+----------+ | 3589 389 3589 | 358 4 2 | 6 1 7 | | 1 6 258 | 9 7 58 | 4 3 28 | | 238 7 4 | 6 38 1 | 9 5 28 | +----------------+----------------+----------+

Play this puzzle online at the Daily Sudoku site

XY-Wing (35-8), pivot r6c5=>r4c5,r7c4<>8

Code: Select all: +-------------+-------------+----------+ | 7 38 2358 | 4 2358 9 | 235 6 1 | | 235 4 2358 | 1 6 358 | 235 7 9 | | 6 9 1 | 35 235 7 | 235 8 4 | +-------------+-------------+----------+ | 8 5 6 | 7 9 4 | 1 2 3 | | 39 2 39 | 58 1 568 | 7 4 56 | | 4 1 7 | 2 35 356 | 8 9 56 | +-------------+-------------+----------+ | 359 38 3589 | 35 4 2 | 6 1 7 | | 1 6 25 | 9 7 58 | 4 3 28 | | 23 7 4 | 6 38 1 | 9 5 28 | +-------------+-------------+----------+

Play this puzzle online at the Daily Sudoku site

M-Wing 8r1c2-r1c5=(8-3)r9c5=r9c1=>r2c1,r7c2<>3

Code: Select all: +-----------+------------+----------+ | 7 3 258 | 4 258 9 | 25 6 1 | | 25 4 258 | 1 6 358 | 235 7 9 | | 6 9 1 | 35 235 7 | 235 8 4 | +-----------+------------+----------+ | 8 5 6 | 7 9 4 | 1 2 3 | | 39 2 39 | 8 1 56 | 7 4 56 | | 4 1 7 | 2 35 356 | 8 9 56 | +-----------+------------+----------+ | 359 8 39 | 35 4 2 | 6 1 7 | | 1 6 25 | 9 7 58 | 4 3 28 | | 23 7 4 | 6 38 1 | 9 5 28 | +-----------+------------+----------+

Play this puzzle online at the Daily Sudoku site

Type 1 UR (39), b47=>r7c1<>39

There Was a Time: 03/31/13