39 lines
1.1 KiB
Python
39 lines
1.1 KiB
Python
import numpy as np
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import networkx as nx
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import argparse
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import sys
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parser=argparse.ArgumentParser(description='')
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parser.add_argument('-g', '--graph', dest='graph', action='store', default=None)
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parser.add_argument('-d', '--destroy', dest='destroy', action='store', default=None)
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parser.add_argument('-n', '--node', dest='isnode', action='store_const', const=False, default = True)
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args=parser.parse_args()
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if not args.graph or not args.destroy:
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print >> sys.stderr, 'need graph and destroylist as argument -g and/or -m'
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exit()
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D=[]
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with open(args.destroy) as inf:
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for line in inf:
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D.append(int(line))
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with open(args.graph) as ing:
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n=int(ing.readline())
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m=int(ing.readline())
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A=[[0]*n for _ in range(n)]
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for _ in range(m):
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if not args.isnode:
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if _ in D:
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continue
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[u,v]=map(int, ing.readline().split())
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if args.isnode:
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if u in D or v in D:
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continue
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A[u][v]=1
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A[v][u]=1
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G=nx.Graph(np.array(A))
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print (len(D), [len(c) for c in sorted(nx.connected_components(G), key=len, reverse=True)] ) |