#include <algorithm>
using namespace std;

#define DIM 3000001

int n, k, a[ DIM ];

int main() {

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

    int i;

    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;
}