PROGRAMMING:Please n! Value of
With high precision method, find n! The exact value of (n is entered as a general integer).
###Input format:
An integer
###Output format:
An integer
###Input example:
```in
ten
```
###Output example:
```out
three million six hundred and twenty-eight thousand and eight hundred
```
answer:If there is no answer, please comment
###Input format:
An integer
###Output format:
An integer
###Input example:
```in
ten
```
###Output example:
```out
three million six hundred and twenty-eight thousand and eight hundred
```
answer:If there is no answer, please comment