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Undirected Breadth First Search

Undirected Breadth First Search

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Undirected Breadth First Search

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Presentation Transcript

  1. Undirected Breadth First Search A H B C G D E F

  2. Undirected Breadth First Search 0 A distance from A H visit(A) B C G D E F get Undiscovered Queue: A Fringe Active Finished

  3. Undirected Breadth First Search F 1 0 A H F discovered B C G D E F Undiscovered Queue: Fringe Active Finished

  4. Undirected Breadth First Search B 1 0 A H B discovered B C G D E F 1 Undiscovered Queue: F Fringe Active Finished

  5. Undirected Breadth First Search C 1 0 A H C discovered B C G 1 D E F 1 Undiscovered Queue: F B Fringe Active Finished

  6. Undirected Breadth First Search 1 G 0 A H G discovered B C G 1 1 D E F 1 Undiscovered Queue: F B C Fringe Active Finished

  7. Undirected Breadth First Search 0 A H 1 A finished B C G 1 1 D E F 1 get Undiscovered Queue: F B C G Fringe Active Finished

  8. Undirected Breadth First Search 0 A H 1 A alreadyvisited B C G 1 1 D E F 1 Undiscovered Queue: B C G Fringe Active Finished

  9. Undirected Breadth First Search D 2 0 A H 1 D discovered B C G 1 1 D E F 1 Undiscovered Queue: B C G Fringe Active Finished

  10. Undirected Breadth First Search 2 E 0 A H 1 E discovered B C G 1 1 D E 2 F 1 Undiscovered Queue: B C G D Fringe Active Finished

  11. Undirected Breadth First Search 0 A H 1 F finished B C G 1 1 2 D E 2 F 1 get Undiscovered Queue: B C G D E Fringe Active Finished

  12. Undirected Breadth First Search 0 A H 1 B C G 1 1 2 D E 2 F 1 Undiscovered Queue: C G D E Fringe Active Finished

  13. Undirected Breadth First Search 0 A H 1 A alreadyvisited B C G 1 1 2 D E 2 F 1 Undiscovered Queue: C G D E Fringe Active Finished

  14. Undirected Breadth First Search 0 A H 1 B finished B C G 1 1 2 D E 2 F 1 get Undiscovered Queue: C G D E Fringe Active Finished

  15. Undirected Breadth First Search 0 A H 1 A alreadyvisited B C G 1 1 2 D E 2 F 1 Undiscovered Queue: G D E Fringe Active Finished

  16. Undirected Breadth First Search 0 A H 1 C finished B C G 1 1 2 D E 2 F 1 get Undiscovered Queue: G D E Fringe Active Finished

  17. Undirected Breadth First Search 0 A H 1 A alreadyvisited B C G 1 1 2 D E 2 F 1 Undiscovered Queue: D E Fringe Active Finished

  18. Undirected Breadth First Search 0 A H 1 E alreadyvisited B C G 1 1 2 D E 2 F 1 Undiscovered Queue: D E Fringe Active Finished

  19. Undirected Breadth First Search 0 A H 1 G finished B C G 1 1 2 D E 2 F 1 get Undiscovered Queue: D E Fringe Active Finished

  20. Undirected Breadth First Search 0 A H 1 E alreadyvisited B C G 1 1 2 D E 2 F 1 Undiscovered Queue: E Fringe Active Finished

  21. Undirected Breadth First Search 0 A H 1 F alreadyvisited B C G 1 1 2 D E 2 F 1 Undiscovered Queue: E Fringe Active Finished

  22. Undirected Breadth First Search 0 A H 1 D finished B C G 1 1 2 D E 2 F 1 get Undiscovered Queue: E Fringe Active Finished

  23. Undirected Breadth First Search 0 A H 1 D alreadyvisited B C G 1 1 2 D E 2 F 1 Undiscovered Queue: Fringe Active Finished

  24. Undirected Breadth First Search 0 A H 1 F alreadyvisited B C G 1 1 2 D E 2 F 1 Undiscovered Queue: Fringe Active Finished

  25. Undirected Breadth First Search 0 A H 1 G alreadyvisited B C G 1 1 2 D E 2 F 1 Undiscovered Queue: Fringe Active Finished

  26. Undirected Breadth First Search H 3 0 A H 1 H discovered B C G 1 1 2 D E 2 F 1 Undiscovered Queue: Fringe Active Finished

  27. Undirected Breadth First Search 0 A H 3 1 E finished B C G 1 1 2 D E 2 F 1 get Undiscovered Queue: H Fringe Active Finished

  28. Undirected Breadth First Search 0 A H 3 1 E alreadyvisited B C G 1 1 2 D E 2 F 1 Undiscovered Queue: Fringe Active Finished

  29. Undirected Breadth First Search 0 A H 3 1 H finished B C G 1 1 2 D E 2 F 1 STOP Undiscovered Queue: Fringe Active Finished

  30. Undirected Breadth First Search 0 A distance from A H 3 1 B C G 1 1 2 D E 2 F 1