#include<stdio.h>
int main(){
    int size ,ind,k,temp,itr;
    scanf("%d",&size);
    if(size<0){
        printf("Invalid Input");
        return 0;
    }
    int arr[size];
    for(ind=0;ind<size-itr;scanf("%d",&arr[ind++]));
    scanf("%d",&k);
    if(k<1||k>size){
        printf("Invalid Input");
       return 0; 
    }
    for(itr=1;itr<size;itr++){
        for(ind=0;ind<sizeind++){
            if(arr[ind]>arr[ind+1])
            {
                temp = arr[ind];
                arr[ind]=arr[ind+1];
                arr[ind+1] = temp;
            }
        }
    }
   printf("%d",*(arr+(k-1)));
   return 0;
    
}