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Breadth First Search. -. C. D. A. B. E. F. G. H. I. front. FIFO Queue. Breadth First Search. -. C. D. A. B. E. F. G. H. I. enqueue source node. A. front. FIFO Queue. Breadth First Search. -. C. D. A. B. E. F. G. H. I. dequeue next vertex. A. front.

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breadth first search
Breadth First Search

-

C

D

A

B

E

F

G

H

I

front

FIFO Queue

breadth first search1
Breadth First Search

-

C

D

A

B

E

F

G

H

I

enqueue source node

A

front

FIFO Queue

breadth first search2
Breadth First Search

-

C

D

A

B

E

F

G

H

I

dequeue next vertex

A

front

FIFO Queue

breadth first search3
Breadth First Search

-

C

D

A

B

E

F

G

H

I

visit neighbors of A

front

FIFO Queue

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Breadth First Search

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C

D

A

B

E

F

G

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visit neighbors of A

front

FIFO Queue

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Breadth First Search

A

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C

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A

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B discovered

B

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FIFO Queue

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Breadth First Search

A

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A

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visit neighbors of A

B

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breadth first search7
Breadth First Search

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I discovered

B I

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Breadth First Search

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finished with A

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breadth first search9
Breadth First Search

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dequeue next vertex

B I

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Breadth First Search

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visit neighbors of B

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Breadth First Search

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breadth first search12
Breadth First Search

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F discovered

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Breadth First Search

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breadth first search14
Breadth First Search

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A already discovered

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Breadth First Search

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finished with B

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Breadth First Search

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dequeue next vertex

I F

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Breadth First Search

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visit neighbors of I

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breadth first search18
Breadth First Search

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visit neighbors of I

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breadth first search19
Breadth First Search

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A already discovered

F

front

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breadth first search20
Breadth First Search

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Breadth First Search

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E discovered

F E

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Breadth First Search

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visit neighbors of I

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Breadth First Search

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F already discovered

F E

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Breadth First Search

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I finished

F E

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Breadth First Search

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dequeue next vertex

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Breadth First Search

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visit neighbors of F

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Breadth First Search

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G discovered

E G

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Breadth First Search

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F finished

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Breadth First Search

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dequeue next vertex

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Breadth First Search

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Breadth First Search

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E finished

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Breadth First Search

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dequeue next vertex

G

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Breadth First Search

A

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visit neighbors of G

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Breadth First Search

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C discovered

C

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Breadth First Search

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visit neighbors of G

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Breadth First Search

G

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H discovered

C H

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Breadth First Search

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G finished

C H

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FIFO Queue

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Breadth First Search

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dequeue next vertex

C H

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FIFO Queue

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Breadth First Search

G

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visit neighbors of C

H

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FIFO Queue

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Breadth First Search

G

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D discovered

H D

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FIFO Queue

breadth first search41
Breadth First Search

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C finished

H D

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Breadth First Search

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get next vertex

H D

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Breadth First Search

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Breadth First Search

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finished H

D

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FIFO Queue

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Breadth First Search

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dequeue next vertex

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FIFO Queue

breadth first search46
Breadth First Search

G

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C

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visit neighbors of D

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FIFO Queue

breadth first search47
Breadth First Search

G

A

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C

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D finished

front

FIFO Queue

breadth first search48
Breadth First Search

G

A

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C

C

D

A

B

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G

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I

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F

G

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dequeue next vertex

front

FIFO Queue

breadth first search49

G

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Breadth First Search

STOP

front

FIFO Queue

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