#include <stdio.h>
#include <iostream>
#include <vector>
#include <queue>

using namespace std;

int main() {

	int mins[150001];

	while (true) {
		unsigned long long resultCount = 0;

		int numOfTasks;

		cin >> numOfTasks;	
		if (numOfTasks == 0) break;

		for (int i = 1; i <= numOfTasks; i++) { // first guy
			//cin >> first_guy[i];
			int input;
			//cin >> input;
			scanf("%d",&input);
			mins[input] = i-1;
		}

		for (int i = 1; i <= numOfTasks; i++) { // second one
			int input;
			//cin >> input;
			scanf("%d",&input);
			if (mins[input] > i-1)
				mins[input] = i-1;
		}

		for (int i = 1; i <= numOfTasks; i++) { // third one
			int input;
			//cin >> input;
			scanf("%d",&input);
			if (mins[input] > i-1)
				mins[input] = i-1;
		}

		for (int i = 1; i <= numOfTasks; i++)
				resultCount += mins[i];
				
					

		cout << resultCount << endl; 
	}

	return 0;
}