/*
    Keep It Simple!
*/

#ifdef _MSC_VER
#define _CRT_SECURE_NO_WARNINGS
#endif

#include<stdio.h>
#include<algorithm>

#define MaxN 3000001

int N, V[MaxN],K;

int main()
{
	freopen("sdo.in", "r", stdin);
	freopen("sdo.out", "w", stdout);

	scanf("%d%d", &N,&K);
	for (int i = 1; i <= N; i++)
		scanf("%d", &V[i]);

	std::nth_element(V + 1,V  + K, V + N + 1);

	printf("%d", V[K]);
	return 0;
}