SudokuGT
Greater-than sudoku: inequality signs instead of givens.
Greater-than sudoku: no givens, only inequality signs between neighbouring cells. Fill in 1–N per row, column and box so every inequality holds.
8>∧2<∧7∨1<∧4>∧3∧6>∨5<∨9∨9>∨4<∧6∨7>∨5<∨8∧2>∧1<∧3∧3<5>16>2<97<8>41<∧8>∨5∧4<∨7>∧6∨9>∨3>∧2∧4>∧3<∧9∨2<∧8>∨5∨1<∧6<∨7∧7>6>29>3>15>4<85<∧9>∨8∨3<∧6<∨7∨4>∨2>∧1∧6<∨7>∨4∨8>∨1<∧2∧3<∧9>∨5∧2>1<35<9>48>7>6