There are three difficulties to choose from.
All three puzzles have the same solution.A) Novice.
B) Apprentice (mainstream edition).
C) Master (54 Intersections, 5 Naked Pair, 1 Naked Triplet,
1 Finned X-Wing in g9,
1 Skyscraper in g6).
Select to view GRID numbers.The advanced techniques are needed in 2 different grids.Regular Clueless Explosion #43A (Novice)Rating based on required solving techniques: Moderate
009000000000800000080750100000200000500009007100000006008020090000000200010040008
090000000500000000020001903050000000000009802400800700000007010006000000100520308
000001000609000400000040950001900000002003000800006010020000000006302000003000070
000004000004002000005000084907200000000000600000700092600070900000300000081000500
000000002000000900002900106090100000000003001003400080000050600004800000000006010
300010040000005000050000009010690050007000008500000600085006000000700403004000000
001000000000000000300004007030902000000000702000000060090500000002003900058000070
000001500600000000004007060000080006700000800000009000060000700000000004900100003
000070040000200007300000002000000009000600000608000010000020700002004100106000000
Regular Clueless Explosion #43B (Apprentice)Rating based on required solving techniques: Tough
000000005000800000080700100000230900500000007000000006608000090000000200010040008
090003100000000000000001903050000000000009002400800000200007010006000000100020308
000001080600000400000048050301900000002000500800026000020000100000002800003000000
000004000004002000005000080007200000000000608050710000600070901000300000080009500
000500002300000000002900100090000003000003001003400080010350600004000000000006000
300010040000005000000200809010090050000000008500000600080046100100000003004000000
001780030000000000000004007037902000004000002000000000090000800002003900050000000
000001500600000000004007000500082000700000800006000300000000700000000004050100603
200070040800000007000000002400700009000600003008000010000020008000800000106000000
Regular Clueless Explosion 43C (Master)Rating based on required solving techniques: Extra Hard
009000000000800000080750100000200000500009007100000006008020090000000200010040008
090000000500000000020001903000000000000009802400800700000007010006000000100520308
000001000609000400000040950001900000002003000800006010020000100006302000003000070
000004000004002000005000084007200000000000600000700092600070000000300000081000500
000000002300000900002900106090100000000003001003400080000050600004800000000006010
300010000000005000050000009010090050007000008500000600085006000000700403004000000
001000000000000000300004007030902000000000702000000060090500000002003900058000070
000001500600000000004007060000080006700000800000009000060000700000000004900100003
000070040000200007300000002000000009000600000608000010000020000002004100106000000
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