#include <stdio.h>
#include <string.h>
#include <math.h>
#include <stdlib.h>

int main() {
    int n,k,c[12345],sum=0;
    scanf("%d %d",&n,&k);
            for(int i=0;i<n;i++){
            scanf("%d",&c[i]);
                sum=sum+c[i];
        }
    printf("%d",c[3*n/4]);

    /* Enter your code here. Read input from STDIN. Print output to STDOUT */    
    return 0;
}