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34 lines
757 B
Python
34 lines
757 B
Python
class Graph:
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def __init__(self, vertex):
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self.vertex = vertex
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self.graph = [[0] * vertex for i in range(vertex) ]
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self.visited = [False] * vertex
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def add_edge(self, u, v):
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self.graph[u - 1][v - 1] = 1
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self.graph[v - 1][u - 1] = 1
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def show(self):
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for i in self.graph:
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for j in i:
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print(j, end=' ')
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print(' ')
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def dfs(self, u):
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self.visited[u - 1] = True
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print('%d visited' % u)
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for i in range(1, self.vertex + 1):
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if self.graph[u - 1][i - 1] == 1 and self.visited[i - 1] == False:
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self.dfs(i)
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g = Graph(5)
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g.add_edge(1,4)
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g.add_edge(4,2)
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g.add_edge(4,5)
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g.add_edge(2,5)
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g.add_edge(5,3)
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g.dfs(1)
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