摘要:
An army of ants walk on a horizontal pole of length l cm, each with a constant speed of 1 cm/s. When a walking ant reaches an end of the pole, it imme 阅读全文
摘要:
For a given weighted graph G=(V,E), find the minimum spanning tree (MST) of G and print total weight of edges belong to the MST. Input In the first li 阅读全文