Description

You are given $n$ positive integers. Find the $k$-th smallest integer among the distinct values (count equal integers only once).

Input Format

The first line contains $n$ and $k$; starting from the second line are the $n$ positive integers, separated by spaces.

Output Format

Output the value of the $k$-th smallest integer; if there is no solution, output NO RESULT.

10 3
1 3 3 7 2 5 1 2 4 6

3

Hint

Constraints: $n \leq 10000$, $k \leq 4000$, and all positive integers are less than $30000$.

Translated by ChatGPT 5