#include<iostream>
#include<cstring>
#include<cmath>
#include<algorithm>
#include<cstdio>
using namespace std;

const int N=100000+10;

int n,k,a[N];

int main()
{
    scanf("%d%d",&n,&k);
    for(int i=0;i<n;i++) scanf("%d",&a[i]);

    sort(a,a+n);
    printf("%d",a[k-1]);
    return 0;
}