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

int main(void){
    int pocet;
    int hrac1[150001], hrac1p[150001];
    int hrac2p[150000];
    int hrac3p[150001];
    long vysl;
    while (1==1){
	scanf("%d", &pocet);
	vysl = 0;
	if (pocet == 0) return 0;
	for (int i=0; i<pocet; i++){
	  scanf("%d", &hrac1[i]);
	  hrac1p[hrac1[i]] = i;
	}
	int pom;
	for (int i=0; i<pocet; i++){
	  scanf("%d", &pom);
	  hrac2p[pom] = i;
	}
	for (int i=0; i<pocet; i++){
	  scanf("%d", &pom);
	  hrac3p[pom] = i;
	}
	int h1, h2, h3;
	int p1, p2, p3;
	for (int i=0;i<pocet;i++){
	    h2 = hrac2p[hrac1[i]];
	    h3 = hrac2p[hrac1[i]];
	    for(int j=i+1; j<pocet;j++){
		p2 = hrac2p[hrac1[j]];
		p3 = hrac3p[hrac1[j]];
		if ((p2 > h2) && (p3> h3)) vysl++;
	    }
	}
	printf("%ld\n", vysl);
    }
    return 0;
}