Locate digits 0-9 into the grid (no more then one digit per cell). Each digit is used exactly twice. Cells with digits cannot touch each other even by a corner.
在图中填入数字0-9各两个，每格最多填一个数字，填有数字的格子彼此不能有边或者角相接触。
Locate digits 0-9 into the grid (no more then one digit per cell). Each digit is used exactly twice. Cells with digits cannot touch each other even by a corner.
在图中填入数字0-9各两个，每格最多填一个数字，填有数字的格子彼此不能有边或者角相接触。
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