PROGRAMMING:Function returns whether an integer is palindrome

Write a function to return whether the formal parameter (a positive integer) is palindrome number (number with the same positive and negative order, such as 112321101, etc.). Main function function function: input two integers a, B, output palindrome number between [a, b].
###Input example:
```in
10 50
```
###Output example:
```out
11,22,33,44
```
###Input example:
```in
100 200
```
###Output example:
```out
101,111,121,131,141,151,161,171,181,191
```







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