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Commit 4e40c64

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Three Hundred - Forty-Four Commit: Implement directed-graph-demo
1 parent 87db7d9 commit 4e40c64

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3 files changed

+27
-2
lines changed

3 files changed

+27
-2
lines changed

‎Section_12(Graphs)/(1)_graph.py

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -85,7 +85,7 @@ def edges_print(self):
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def outdegree(self, v):
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count = 0
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for j in range(self._vertices):
88-
if self._adjacent_matrix[v][j] != 0:
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if notself._adjacent_matrix[v][j] != 0:
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count = count + 1
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return count
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Lines changed: 25 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,25 @@
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from graph import Graph
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G = Graph(4)
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G.display_adjacent_matrix()
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print('Vertices:', G.vertex_count())
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print('Edges:', G.edge_count())
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G.edges_print()
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G.insert_edge(0,1)
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G.insert_edge(0,2)
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G.insert_edge(1,2)
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G.insert_edge(2,3)
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G.display_adjacent_matrix()
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print('Vertices:', G.vertex_count())
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print('Edges:', G.edge_count())
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G.edges_print()
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print('Edge 1 - 3', G.exist_edge(1,3))
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print('Edge 1 - 2', G.exist_edge(1,2))
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print('Indegree 2', G.indegree(2))
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print('Outdegree 2', G.outdegree(2))
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print('Graph Adjacency Matrix')
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G.display_adjacent_matrix()
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G.remove_edge(1,2)
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print('Graph Adjacency Matrix')
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G.display_adjacent_matrix()
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print('Edges between 1--2:', G.exist_edge(1,2))

‎Section_12(Graphs)/graph.py

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -39,7 +39,7 @@ def edges_print(self):
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def outdegree(self, v):
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count = 0
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for j in range(self._vertices):
42-
if self._adjacent_matrix[v][j] != 0:
42+
if notself._adjacent_matrix[v][j] != 0:
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count = count + 1
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return count
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