All sudoku puzzles in this forum post are the intellectual property of Børge Alexander Tetlie Anderssen.
Copyright © 2010 Børge Alexander Tetlie Anderssen. All rights reserved. Terms of Use.
There are four difficulties to choose from.
All four puzzles have the same solution.The difficulty levels explained The ratings explained
A) Novice.
B) Apprentice.
C) Journeyman (41 Intersection, 2 Naked Pair, 1 Hidden Pair).
D) Master (47 Intersection, 3 Naked Pair, 2 Naked Triplet, 1 Naked Quad,
2 INTERGRID Skyscraper: one on 3 in g5r27 and one on 8 in g1c15).
The advanced techniques are needed in 2 different grids.Regular Clueless Explosion #75A (Novice)Rating based on required solving techniques: Moderate
400050000000003005000000036008000900000000000000090003000200000500800000186000052
000000000700500000009006080000020001600000000302040000000100074000009000083000009
070000000000302100950000030000200000007001005000400803000050060000006000045000700
080000003000003000300000048006200000000001000700860000500000000000000800030720004
000030000000000800023080060001200600000000000000800002006000010000005000700003050
006080000700001000000000400000900001400006000070000054001570800000000005040800000
000000030300006000005002008007009001000500000000000260000000904700000000060204700
000005070000100000008300002000700090000000006890060000000900000402000001100080403
003070000000008000020000047500000060001000003000009010009000000002900000800230001
Regular Clueless Explosion #75B (Apprentice)Rating based on required solving techniques: Hard
400050000000003005000000036008000900000000000000090003000000000500800000186000052
000000000700500000009006080000020001600000000302040000000100074000009000083000009
070000000000002100950000030000200000007001000000400803000050060000006000045000700
000000003000100000300000048006200000000001000700860000500000000000000800030720004
000130000000000800023080060401200600000000000000870002006000010000005000700003050
006080000700001000000000400000900001400006000070000054001570800000000005040800000
000000000300006000005002008007009001000500000000000260000000904700000000060204700
000000070000100000008300002000708090000000006890060000000900000402000001100080403
003070000000000000020000047500000060001000003000009010009000000002000000800230001
Regular Clueless Explosion #75C (Journeyman)Rating based on required solving techniques: Hard
400050000000003005000000036008000900000000000000090003000000000500800000186000052
000000000700500000009006080000020601600000000302040000000100074000009000083000009
070000000000302100950000030000200000007001005000400803000050060000006000045000700
000000003000000000300000048006200000000001000700860000500000000000000800030720004
000030000000000800023080060001200600000000000000800002006000000000005000700003050
006080000700001000000000400000900001400006000070000054001570800000000005040800000
000000000300006000005002008007009001000500000000000260000000904700000000060204700
000005070000100000008300002000708090000000006890060000000900000402000001100080403
003070000000000000020000047500000060001000003000009010009000000002900000800230001
Regular Clueless Explosion #75D (Master)Rating based on required solving techniques: Extre Hard
400050000000003005000000036008000900000000000000090003000000000500800000186000052
000000000700500000009006080000020601600000000302040000000100074000009000083000009
070000000000302100950000030000200000007001005000400803000050060000006000045000700
000000003000000000300000048006200000000001000700860000500000000000000800030720004
000030000000000800023080060001200600000000900000800002006000010000005000700003050
006080000700001000000000400000900001400006000070000054001570800000000005040800000
000000000300006000005002008007009001000500000000000260000000904700000000060204700
000005070000100000008300002000700090000000006890060000000900000402000001100080403
003070000000000000020000047500000060001000003000009010009000000002900000800230001
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