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<∨9>∨3∧2>∧1<∧7∧4<∨5<∨6∧2<∧4<∨5∧6<∨9>∨8∨3>∨1<∧7∧7>1<65>3<42<9>89>∨6>∨4∧7>∨5>∧2∧8>∧3>∧1∧1<∧2<∧8∨4<∧6>∧3∨9>∨7>∨5∨3<5<79>8>16>2<44>∧3>∧2∨1<∧7>∨6∧5<∧8<∨9∨5<∧8>∨1∧3<∧4<∨9∨7>∨6>∨2∧6<7<98>2<51<4>3