SOLVED:INF float( 'inf') def dijkstra(source, network) dist [INF if i!-source else for i in range(n) ] prev [None for in range(n) ] Q = list(range(n) ) while len(Q)>0: get remove min(Q, dist)
python利用float('inf')定義無窮大的數_其它_程式人生
Floating Point Values NaN, INF, and –INF
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