#include<stdio.h>
int main(){
    int arr[20],n,i,key,found=0;
    scanf("%d",&n);
    for(i=0;i<n;i++){
        scanf("%d",&arr[i]);
    }
    scanf("%d",&key);
    for(i=0;i<n;i++){
        if(arr[i]==key){
            found+=1;
        }
    }
    printf("%d",found);
    return 0;
}