Find the number of characters in this string.
She believes she can fly.
The number of characters in the given string "She believes she can fly." is 23.
Complete the following task based on the instruction and optional input provided.### Instruction:
Find the number of characters in this string.

### Input:
She believes she can fly.

### Output:
The number of characters in the given string "She believes she can fly." is 23.