Question

The first line contains a single integer n — the length of the string.

The second line contains the string s (string consist only lowercase English letters).

Constraints

1 <= n <= 1000

Output Format

Print resultant string.

Sample Input 0

3
rat
Sample Output 0

art
Sample Input 1

450
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Sample Output 1

acdeghiklnorsttsronlkihgedcaacdeghiklnorsttsronlkihgedcaacdeghiklnorsttsronlkihgedcaacdeghiklnorsttsronlkihgedcaacdeghiklnorsttsronlkihgedcaacdeghiklnorsttsronlkihgedcaacdeghiklnorsttsronlkihgedcaacdeghiklnorsttsronlkihgedcaacdeghiklnorsttsronlkihgedcaacdeghiklnorsttsronlkigedcceglnnlgecceglnnlgecceglnnlgecceglnnlgecceglnnlgecceglnnlgecceglnnlgecceglnnlgecceglnnlgeccegngeeggeeggeeggeeggeeggeeggeeggeeggeeggeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee

Answer 1

Answer:

sorry what are you tell I don't understand