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28 lines
513 B
Python
28 lines
513 B
Python
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class Graph:
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def __init__(self, vertex):
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self.vertex = vertex
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self.graph = [[0] for i in range(vertex)]
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def add_edge(self, u, v):
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self.graph[u - 1].append(v - 1)
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def show(self):
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for i in range(self.vertex):
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print('%d: '% (i + 1), end=' ')
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for j in self.graph[i]:
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print('%d-> '% (j + 1), end=' ')
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print(' ')
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g = Graph(5)
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g.add_edge(1,3)
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g.add_edge(2,3)
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g.add_edge(3,4)
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g.add_edge(3,5)
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g.add_edge(4,5)
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g.show()
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