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.
2<∧3>∧1∧9>∨6>∨5∨8>∨7>∨4∨5<∨7<∨9∨8>∨1<∧4∧2<∨6>∧3∧4<6<83>2<71<9>57<∧9>∨4∧1<∧5<∨8∨3>∧2<∨6∧8>∨2<∨5∧4>∧3<∧6∨7>∨1<∧9∨3>1<67<9>25>4<86>∧4<∧7∨2<∧8>∨3∨9>∨5>∨1∧9>∨8>∨2∧5>∧4>∧1∧6>∨3<∧7∨1<5>36<7<94<8>2