PROGRAMMING:Intercept string
Enter a string from the keyboard, and then enter two integers m and N to copy the n characters of the string from the character with subscript m to another character array.
###Input format:
In the first line, enter a string no more than 20 in length and end with a carriage return. In the second line, enter two integers separated by a space.
###Output format:
Output the string that meets the condition on one line.
###Input example:
```in
asdfghj
2 3
```
###Output example:
```out
dfg
```
answer：If there is no answer, please comment
###Input format:
In the first line, enter a string no more than 20 in length and end with a carriage return. In the second line, enter two integers separated by a space.
###Output format:
Output the string that meets the condition on one line.
###Input example:
```in
asdfghj
2 3
```
###Output example:
```out
dfg
```
answer：If there is no answer, please comment