1. The document contains a series of letters, numbers, and symbols with different orders listed. 2. It describes directed and undirected graphs with nodes connected by edges. 3. The graphs show different connections between letters representing nodes.

1. A
B C
POSTORDEN:DHIEBJFGCA
D E F G PREORDEN: ABDEHICFJG
INORDEN: DBHEIACJFG
H I J
1
2 3
4 5 6 7
PREORDEN: 1248115369121310147
POSTORDEN:1184521213914106731
8 9 10
10
INORDEN:1184251129136141037
11 12 13 14
DIRIGIDO
V={(N,X),(O,X),(O,Z),(X,O),(X,Y),(Y,N),(Y,O),(Z,N),(Z,Y),(Z,Z)
N X
8 8
10 10
Y
8
10
Z O
8 8
10 10

2. NO DIRIGIDO
N X
8 8
10 10
Y
8
10
Z O
8 8
10 10
K
8
V={(K,O),(K,Z),(N,X),(N,Y),(N,Z),(O,K),(O,O),(O,X),(O,Y),(O,Z),(X,N),(X,O),(X,X),(X,Y),(Y,N),(Y,O),
10
(Y,X),(Y,Z),(Z,K),(Z,N),(Z,O),(Z,Y)}