K번째 수

#include <algorithm>
#include <iostream>
#include <stdio.h>
#include <vector>
#include <map>
using namespace std;



int main() {
	freopen("input.txt", "rt", stdin);
	int n, k;
	scanf("%d %d", &n, &k);

	vector<int> a(n);

	for (int i = 0; i < n; i++) {
		scanf("%d", &a[i]);
	}
	sort(a.begin(), a.end());

	printf("%d", a[k - 1]);

	

	return 0;
}