# include <cstdio>
# include <algorithm>

using namespace std;

int n, k, rez, a[3000005];
int main()
{
    int i;
    
    freopen("sdo.in","r",stdin);
    freopen("sdo.out","w",stdout);
    
    scanf("%d%d",&n,&k);
    for (i = 1; i <= n; i++)
        scanf("%d",&a[i]);
        
    nth_element(a + 1, a + k, a + n + 1);
        
    printf("%d",a[k]);
    
return 0;
}