Comprehension Passage
Direction: Study the following information carefully to answer the given questions:
{ P 1 ? 1 O 1 R 4 * 1 % 1 @ 1 1 V B 1 } ^ E ! 1 & 1 Y 1) + 1 L 1How many symbols in the sequence are immediately preceded by 1 but not immediately followed by 1?
1
6
2
5
3
3
4
2
5
1