#include <iostream>
#include <vector>
#include <algorithm>
#include <numeric>
#include <functional> //functionalban van a bitwise xor

#define maxN 100001

using namespace std;

int a[maxN];
int b[maxN];
int bases[maxN];


int main()
{
	int n, m;
	cin >> n >> m;
	for (int i = 0; i < n; i++)
	{
		cin >> a[i];
	}
	for (int i = 0; i < m; i++)
	{
		cin >> b[i];
	}

	int temp = 0;
	//Roll unwrapping?
	vector<int> col(m);
	int temp_a;
	vector<int> sor(n);
	for (int i = 0; i < n; i++)
	{
		temp_a = a[i];
		for (int j = 0; j < m; j++)
		{
			col[j] = temp_a + b[j];
		}
		temp = accumulate(col.begin(), col.end(), temp, bit_xor<void>());
	}
	cout << temp;
}