Algorithm 11.3 Batagelj Algorithm 1: Input : G = (V, E) a connected graph G 2: Output : cores[n] core values of vertices 3: Sort vertices with respect to increasing degrees into Q 4: while Q = Ø do 5: u ← deque(Q) 6: cores[v] ← deg(v) 7: for all u ∈ N(v) do update neighbor degrees 8: if deg[u] > deg(v) then 9: deg(u) ← deg[u] − 1 10: end if 11: end for 12: update vertex degrees in Q 13: end while Make A straightforward implementation of this algorithm in Python with output.
Algorithm 11.3 Batagelj Algorithm 1: Input : G = (V, E) a connected graph G 2: Output : cores[n] core values of vertices 3: Sort vertices with respect to increasing degrees into Q 4: while Q = Ø do 5: u ← deque(Q) 6: cores[v] ← deg(v) 7: for all u ∈ N(v) do update neighbor degrees 8: if deg[u] > deg(v) then 9: deg(u) ← deg[u] − 1 10: end if 11: end for 12: update vertex degrees in Q 13: end while Make A straightforward implementation of this algorithm in Python with output.
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Question
1: Input : G = (V, E) a connected graph G
2: Output : cores[n] core values of vertices
3: Sort vertices with respect to increasing degrees into Q
4: while Q = Ø do
5: u ← deque(Q)
6: cores[v] ← deg(v)
7: for all u ∈ N(v) do update neighbor degrees
8: if deg[u] > deg(v) then
9: deg(u) ← deg[u] − 1
10: end if
11: end for
12: update vertex degrees in Q
13: end while
Make A straightforward implementation of this algorithm in Python with output.
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