#include<algorithm>

#include<stdio.h>
#include<algorithm>
int main(){
    int n,k;
    scanf("%d %d",&n,&k);
    int a[5000010];
    for(int i=0;i<n;i++)scanf("%d ",&a[i]);
    std::sort(a,a+n);
    printf("%d",a[k]);
}