When you locate a selection that is certainly missing, that's the amount you need to publish down from the empty cell. It is because Based on Sudoku rules, Each and every number really should seem in each and every row, column, or location.今日趣图：暖心！曼城为让布莱顿球迷不熬夜，半小时就让他们睡觉-直播吧Discoverin