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6-1solution
- 哥尼斯堡的“七桥问题”,哥尼斯堡是位于普罗格河上的一座城市,包含两个岛屿及连接他们的七座桥,问可否走出这样的七座桥,而且每桥只走一次-Konigsberg' s " Seven Bridges problem," Konigsberg is a city located on the river progreso, contains two islands and seven bridges connecting them, asking whether we could