 Numbers are almost never repeated; numbered cells are numbered consecutively, usually from left to right across each row, starting with the top row and proceeding downward.Some Japanese crosswords are numbered from top to bottom down each column, starting with the leftmost column and proceeding right.Capitalization of answer letters is conventionally ignored; crossword puzzles are typically filled in, and their answer sheets are almost universally published, in all caps, except in the rare cases of ambigrams.