(Eingestellt am 30. März 2021, 17:21 Uhr von cdwg2000)
1.Connect pairs of the same numbers with a continuous line.
2.Lines go through the center of the cells, horizontally, vertically, or changing direction, and never twice through the same cell.
3.Lines cannot cross, branch off, or go through the cells with numbers.
Nikoli linkfor an example.
Authorized by the author 红葉（MOMIJI), he plans to publish his hand-made standard puzzles on this website, with 3 to 4 questions per week. If you like it and have good suggestions, you can leave a message.
Author: 红葉 (MOMIJI), from China, this question comes from his personal blog.
Lösungscode: Diagonal numbers from top left to bottom right.
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