/**
 *   @FileName	a.cpp
 *   @Author	kanpurin
 *   @Created	2020.09.01 01:59:10
**/

#include "bits/stdc++.h" 
using namespace std; 
typedef long long ll;

template < int MOD >
struct mint {
public:
    long long x;
    mint(long long x = 0) : x((x % MOD + MOD) % MOD) {}
    mint(std::string &s) {
        long long z = 0;
        for (int i = 0; i < s.size(); i++) {
            z *= 10;
            z += s[i] - '0';
            z %= MOD;
        }
        this->x = z;
    }
    mint &operator+=(const mint &a) {
        if ((x += a.x) >= MOD) x -= MOD;
        return *this;
    }
    mint &operator-=(const mint &a) {
        if ((x += MOD - a.x) >= MOD) x -= MOD;
        return *this;
    }
    mint &operator*=(const mint &a) {
        (x *= a.x) %= MOD;
        return *this;
    }
    mint &operator/=(const mint &a) {
        long long n = MOD - 2;
        mint u = 1, b = a;
        while (n > 0) {
            if (n & 1) {
                u *= b;
            }
            b *= b;
            n >>= 1;
        }
        return *this *= u;
    }
    mint operator+(const mint &a) const {
        mint res(*this);
        return res += a;
    }
    mint operator-() const {
        return mint() -= *this;
    }
    mint operator-(const mint &a) const {
        mint res(*this);
        return res -= a;
    }
    mint operator*(const mint &a) const {
        mint res(*this);
        return res *= a;
    }
    mint operator/(const mint &a) const {
        mint res(*this);
        return res /= a;
    }
    friend std::ostream &operator<<(std::ostream &os, const mint &n) {
        return os << n.x;
    }
    friend std::istream &operator>>(std::istream &is, mint &n) {
        long long x;
        is >> x;
        n = mint(x);
        return is;
    }
    bool operator==(const mint &a) const {
        return this->x == a.x;
    }
    mint pow(long long k) const {
        mint ret = 1;
        mint p = this->x;
        while (k > 0) {
            if (k & 1) {
                ret *= p;
            }
            p *= p;
            k >>= 1;
        }
        return ret;
    }
};
int main() {
    int n, m, x;
    cin >> n >> m >> x;
    vector< ll > a(n), b(m);
    constexpr int MOD = 1e9 + 7;
    ll S = 0;
    for (int i = 0; i < n; i++) {
        cin >> a[i];
        S ^= a[i];
    }
    for (int i = 0; i < m; i++) {
        cin >> b[i];
        S ^= b[i];
    }
    if (n != 1 && m != 1) {
        if (S == 0) cout << mint< MOD >(2).pow((ll)x * (n - 1) * (m - 1)) << endl;
        else cout << 0 << endl;
    } else if (n == 1 && m == 1) {
        if (a[0] == b[0]) cout << 1 << endl;
        else
            cout << 0 << endl;
    } else if (n == 1) {
        for (int i = 0; i < m; i++) {
            a[0] ^= b[i];
        }
        if (a[0] == 0) cout << 1 << endl;
        else
            cout << 0 << endl;
    } else {
        for (int i = 0; i < n; i++) {
            b[0] ^= a[i];
        }
        if (b[0] == 0) cout << 1 << endl;
        else
            cout << 0 << endl;
    }
    return 0;
}