PROGRAMMING:Function returns whether an integer is prime
Write a function to return whether the formal parameter (a positive integer) is a prime. In the main function, input two integers a, B and output all prime numbers between [a, b].
###Input example:
```in
100 110
```
###Output example:
```out
one hundred and one
one hundred and three
one hundred and seven
one hundred and nine
```
answer:If there is no answer, please comment
###Input example:
```in
100 110
```
###Output example:
```out
one hundred and one
one hundred and three
one hundred and seven
one hundred and nine
```
answer:If there is no answer, please comment