Samurai with X-Sudoku and 4 SudokuP
last updated: 16 Sept 2018
This the Samurai has a center X-Sudoku and 4 SudokuP (Disjoint Group)
SudokuP or Disjoint Group constraint : all digits have to be in a different position in each 3×3 box
I did not color every cell in a 3x3 box differently, because it would become to messy, and you got the picture right?
Should be easy for Pencil&Paper solving, no special methods needed.
In a picture with pencil marks:
In code: Copy lines including first line and use PASTE button in SiSeSuSo
#5//B4,P/N4,P/H16,X/B28,P/N28,P000092080030000000009006710000004000100085002308920040007000000603007000000060000010820000000000070096500800000200000500980006020035108000000600000100407000060000000000000000000000000000000030000080000000000008000700000000000000000000000000000000060000504002000006000000102590070400028001000001000001003920040000000000049050000030000000900603000000700050086902800350004000200000061500300000000010080610000
#5//B4,P/N4,P/H16,X/B28,P/N28,P000092080030000000009006710000004000100085002308920040007000000603007000000060000010820000000000070096500800000200000500980006020035108000000600000100407000060000000000000000000000000000000030000080000000000008000700000000000000000000000000000000060000504002000006000000102590070400028001000001000001003920040000000000049050000030000000900603000000700050086902800350004000200000061500300000000010080610000