#include <stdio.h>

int rank(int n, int a[], int idx) {
	int number = 1;
	int target = a[idx];
	
	for (int i = 0; i < n; i++) {
		if (a[i] > target) {
			number++;
		}
	}
	return number;
}

int main(void) {
	int n,idx;
	int a[100];
	
	scanf("%d",&n);
	
	for (int i = 0; i < n; i++) {
	    scanf("%d",&a[i]);
	}
	
	scanf("%d", &idx);
	int result = rank(n,a,idx);
	    
	printf("%d位\n", result);
	
	return 0;
}