#include<cstdio>
    #include<algorithm>
    #include<vector>
    using namespace std;
    #define pb push_back
    int N ,K , x;
    vector<int> V;

    int main()
    {
        freopen("sdo.in" , "r" , stdin );
        scanf("%d%d" , &N , &K );
        for( int i = 1 ; i <= N ; ++i )
            {
                scanf("%d" , &x );
                V.pb(x);
            }
        nth_element(V.begin(),V.begin()+K-1,V.end());
        freopen("sdo.out" , "w" , stdout );
        printf("%d" , V[K-1]);
        return 0;
    }