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Breadth First Search
A B
F
I
E H
DC
G
FIFO Queue
-
front
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Breadth First Search
A B
F
I
E H
DC
G
A
FIFO Queue
-
frontenqueue source node
![Page 3: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/3.jpg)
Breadth First Search
A B
F
I
E H
DC
G
A
FIFO Queue
-
frontdequeue next vertex
![Page 4: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/4.jpg)
Breadth First Search
frontvisit neighbors of A
A B
F
I
E H
DC
G
-
FIFO Queue
![Page 5: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/5.jpg)
Breadth First Search
frontvisit neighbors of A
A B
F
I
E H
DC
G
-
FIFO Queue
![Page 6: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/6.jpg)
Breadth First Search
BfrontB discovered
A B
F
I
E H
DC
G
- A
FIFO Queue
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Breadth First Search
B frontvisit neighbors of A
A
F
I
E H
DC
G
-
B
A
FIFO Queue
![Page 8: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/8.jpg)
Breadth First Search
B I frontI discovered
A
F
I
E H
DC
G
-
B
A
A
FIFO Queue
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Breadth First Search
B I frontfinished with A
A
F
I
E H
DC
G
-
B
A
A
FIFO Queue
![Page 10: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/10.jpg)
Breadth First Search
B I front
F
I
E H
DC
G
-
B
A
A
dequeue next vertex
FIFO Queue
A
![Page 11: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/11.jpg)
Breadth First Search
I front
F
I
E H
DC
G
-
B
A
A
visit neighbors of B
FIFO Queue
A
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Breadth First Search
I front
F
I
E H
DC
G
-
B
A
A
visit neighbors of B
FIFO Queue
A
![Page 13: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/13.jpg)
Breadth First Search
I F front
F
I
E H
DC
G
-
B
A
A
F discovered
B
FIFO Queue
A
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Breadth First Search
I F front
F
I
E H
DC
G
-
B
A
A
visit neighbors of B
B
FIFO Queue
A
![Page 15: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/15.jpg)
Breadth First Search
I F front
F
I
E H
DC
G
-
B
A
A
A already discovered
B
FIFO Queue
A
![Page 16: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/16.jpg)
Breadth First Search
I F front
F
I
E H
DC
G
-
B
A
A
finished with B
B
FIFO Queue
A
![Page 17: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/17.jpg)
Breadth First Search
I F front
F
I
E H
DC
G
- A
A
dequeue next vertex
B
FIFO Queue
BA
![Page 18: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/18.jpg)
Breadth First Search
F front
F
I
E H
DC
G
- A
A
visit neighbors of I
B
FIFO Queue
BA
![Page 19: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/19.jpg)
Breadth First Search
F front
F
I
E H
DC
G
- A
A
visit neighbors of I
B
FIFO Queue
BA
![Page 20: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/20.jpg)
Breadth First Search
F front
F
I
E H
DC
G
- A
A
A already discovered
B
FIFO Queue
BA
![Page 21: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/21.jpg)
Breadth First Search
F front
F
I
E H
DC
G
- A
A
visit neighbors of I
B
FIFO Queue
BA
![Page 22: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/22.jpg)
Breadth First Search
F E front
F
I
E H
DC
G
- A
A
E discovered
BI
FIFO Queue
BA
![Page 23: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/23.jpg)
Breadth First Search
F E front
F
I
E H
DC
G
- A
A
visit neighbors of I
BI
FIFO Queue
BA
![Page 24: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/24.jpg)
Breadth First Search
F E front
F
I
E H
DC
G
- A
A
F already discovered
BI
FIFO Queue
BA
![Page 25: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/25.jpg)
Breadth First Search
F E front
F
I
E H
DC
G
- A
A
I finished
BI
FIFO Queue
BA
![Page 26: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/26.jpg)
Breadth First Search
F E front
FE H
DC
G
- A
A
dequeue next vertex
BI
FIFO Queue
BA
I
![Page 27: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/27.jpg)
Breadth First Search
E front
FE H
DC
G
- A
A
visit neighbors of F
BI
FIFO Queue
BA
I
![Page 28: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/28.jpg)
Breadth First Search
E G front
FE H
DC
G
- A
A
G discovered
BI F
FIFO Queue
BA
I
![Page 29: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/29.jpg)
Breadth First Search
E G front
FE H
DC
G
- A
A
F finished
BI F
FIFO Queue
BA
I
![Page 30: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/30.jpg)
Breadth First Search
E G front
E H
DC
G
- A
A
dequeue next vertex
BI F
FIFO Queue
I
F
BA
![Page 31: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/31.jpg)
Breadth First Search
G front
E H
DC
G
- A
A
visit neighbors of E
BI F
FIFO Queue
I
F
BA
![Page 32: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/32.jpg)
Breadth First Search
G front
H
DC
G
- A
A
E finished
BI F
FIFO Queue
I
F
BA
E
![Page 33: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/33.jpg)
Breadth First Search
G front
H
DC
G
- A
A
dequeue next vertex
BI F
FIFO Queue
I
F
BA
E
![Page 34: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/34.jpg)
Breadth First Search
front
H
DC
G
- A
A
visit neighbors of G
BI F
FIFO Queue
I
F
BA
E
![Page 35: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/35.jpg)
Breadth First Search
Cfront
H
DC
G
- A
A
C discovered
BI F
G
FIFO Queue
I
F
BA
E
![Page 36: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/36.jpg)
Breadth First Search
Cfront
H
DC
G
- A
A
visit neighbors of G
BI F
G
FIFO Queue
I
F
BA
E
![Page 37: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/37.jpg)
Breadth First Search
C Hfront
H
DC
G
- A
A
H discovered
BI F
G
G
FIFO Queue
I
F
BA
E
![Page 38: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/38.jpg)
Breadth First Search
C Hfront
H
DC
G
- A
A
G finished
BI F
G
G
FIFO Queue
I
F
BA
E
![Page 39: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/39.jpg)
Breadth First Search
C Hfront
H
DC
- A
A
dequeue next vertex
BI F
G
G
FIFO Queue
I
F
BA
E G
![Page 40: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/40.jpg)
Breadth First Search
Hfront
H
DC
- A
A
visit neighbors of C
BI F
G
G
FIFO Queue
I
F
BA
E G
![Page 41: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/41.jpg)
Breadth First Search
H Dfront
H
DC
- A
A
D discovered
BI F
G
G
C
FIFO Queue
I
F
BA
E G
![Page 42: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/42.jpg)
Breadth First Search
H Dfront
H
DC
- A
A
C finished
BI F
G
G
C
FIFO Queue
I
F
BA
E G
![Page 43: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/43.jpg)
Breadth First Search
H Dfront
H
D
- A
A
get next vertex
BI F
G
G
C
FIFO Queue
I
F
BA
E G
C
![Page 44: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/44.jpg)
Breadth First Search
Dfront
H
D
- A
A
visit neighbors of H
BI F
G
G
C
FIFO Queue
I
F
BA
E G
C
![Page 45: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/45.jpg)
Breadth First Search
Dfront
D
- A
A
finished H
BI F
G
G
C
FIFO Queue
I
F
BA
E G H
C
![Page 46: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/46.jpg)
Breadth First Search
Dfront
D
- A
A
dequeue next vertex
BI F
G
G
C
FIFO Queue
I
F
BA
E G H
C
![Page 47: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/47.jpg)
Breadth First Search
front
D
- A
A
visit neighbors of D
BI F
G
G
C
FIFO Queue
I
F
BA
E G H
C
![Page 48: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/48.jpg)
Breadth First Search
front
- A
A
D finished
BI F
G
G
C
FIFO Queue
I
F
BA
E G H
C D
![Page 49: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/49.jpg)
Breadth First Search
front
- A
A
dequeue next vertex
BI F
G
G
C
FIFO Queue
I
F
BA
E G H
C D
![Page 50: Breadth First Search AB F I EH DC G FIFO Queue - front](https://reader035.vdocuments.us/reader035/viewer/2022062620/551a9317550346b52d8b5ef0/html5/thumbnails/50.jpg)
Breadth First Search
frontSTOP
E H
D
- A
A
BI F
G
G
C
FIFO Queue
I
F
BA
G
C