#include <stdio.h>
#include <algorithm>
#define MAXN 3000001
FILE *inputFile = fopen("sdo.in", "r"), *outputFile = fopen("sdo.out", "w");
int numbers[MAXN];
int n, k, i, nr;
int main()
{
    fscanf(inputFile, "%d %d", &n ,&k);
    
    for(i = 0; i < n; i++)
        fscanf(inputFile, "%d", numbers + i);
    
    std::sort(numbers, numbers + n);
    
    fprintf(outputFile, "%d", numbers[k - 1]);
    
    return 0;
}