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Score: $200$ points

### Problem Statement

We have a string $S$ consisting of lowercase English letters.

If the length of $S$ is at most $K$, print $S$ without change.

If the length of $S$ exceeds $K$, extract the first $K$ characters in $S$, append ... to the end of them, and print the result.

### Constraints

• $K$ is an integer between $1$ and $100$ (inclusive).
• $S$ is a string consisting of lowercase English letters.
• The length of $S$ is between $1$ and $100$ (inclusive).

### Input

Input is given from Standard Input in the following format:

$K$
$S$


### Output

Print a string as stated in Problem Statement.

### Sample Input 1

7
nikoandsolstice


### Sample Output 1

nikoand...


nikoandsolstice has a length of $15$, which exceeds $K=7$.

We should extract the first $7$ characters in this string, append ... to the end of them, and print the result nikoand....

### Sample Input 2

40
ferelibenterhominesidquodvoluntcredunt


### Sample Output 2

ferelibenterhominesidquodvoluntcredunt


The famous quote from Gaius Julius Caesar.