#include <iostream>

#include <vector>
#include <map>
#include <algorithm>
#include <fstream>
#include<cstdio>
#include<iomanip>
#include<stack>
#include<queue>
#include<string>
#include <cstdlib>
#include <typeinfo>
#include <math.h>
#include <list>

#define REP(i, n) for(int i=0;i<n;i++)
#define REP2(i, s, n) for(int i=s;i<n;i++)
#define REP_1(i, n) for(int i=1;i<n+1;i++)
#define bitSearch(bit, n) for(int bit = 0; bit < (1 << n); bit++)
using namespace std;

template<class T>
void print(const T &value) {
    std::cout << value << std::endl;
}

void yesno(bool a) { if (a)cout << "yes" << endl; else cout << "no" << endl; }

void YesNo(bool a) { if (a)cout << "Yes" << endl; else cout << "No" << endl; }

void YESNO(bool a) { if (a)cout << "YES" << endl; else cout << "NO" << endl; }

typedef long long ll;
typedef unsigned long ul;
typedef long double ld;

template<class T>
inline bool chmin(T &a, T b) {
    if (a > b) {
        a = b;
        return true;
    }
    return false;
}

template<class T>
inline bool chmax(T &a, T b) {
    if (a < b) {
        a = b;
        return true;
    }
    return false;
}

ll INF = 1000001000;
ll mod = 1000000007;//10^9+7
ll power(ll x, ll n, ll mod) {//x^nをmodで割った余り
    ll res = 1;
    if (n > 0) {
        res = power(x, n / 2, mod);
        if (n % 2 == 0) res = (res * res) % mod;
        else res = (((res * res) % mod) * x) % mod;
    }
    return res;
}

int dx[8] = {-1, 0, 0, 1, -1, -1, 1, 1};
int dy[8] = {0, -1, 1, 0, -1, 1, -1, 1};

struct Edge {
    int to, cost;

    Edge(int to, int cost) : to(to), cost(cost) {};
};

using Graph = vector<vector<int>>;//隣接リスト:G[i]にはiと隣接する頂点が入るよ。
using GraphW = vector<vector<Edge>>;//重み付きの隣接リスト
using P = pair<int, int>;//BFSで利用。queueに入れる。
using lP = pair<ll, ll>;
using PP = pair<int, P>; //dijkstraで利用,priority_queueに入れる。
using p_queue = priority_queue<int, vector<int>, greater<int>>;//小さい順



class UnionFindTree {

public:
    UnionFindTree(int size) : memberSize(size) {
        par.resize(size * sizeof(ll));
        rnk.resize(size * sizeof(ll));
        diff_weight.resize(size * sizeof(ll));
        REP(i, size) {
            par[i] = i;
            rnk[i] = 0;
            diff_weight[i] = 0;
        }
    }

    int memberSize;

    vector<int> par;
    vector<int> rnk;
    vector<ll> diff_weight;

//n個のnodeで初期化する関数
    void init(ll n) {
        REP(i, n) {
            par[i] = i;
            rnk[i] = 1;
        }
    }

//木の根を求める。この際，親は根に更新される。
    int find(ll x) {
        if (par[x] == x) { return x; }
        else {
            int r = find(par[x]);
            diff_weight[x] += diff_weight[par[x]];
            return par[x] = r;
        }
    }

//xとyが同じ集合に属するか判定
    bool same(ll x, ll y) {
        return find(x) == find(y);
    }

//xとyの属する集合を融合
    void unite(ll x, ll y) {
        x = find(x);
        y = find(y);
        if (x == y) { return; }

        if (rnk[x] < rnk[y]) {
            par[x] = y;
        } else {
            par[y] = x;
            if (rnk[x] == rnk[y]) { rnk[x]++; }
        }
    }

    //xの重み
    ll weight(ll x) {
        find(x);
        return diff_weight[x];
    }

    ll diff(ll x, ll y) {
        return weight(y) - weight(x);
    }

    //重みごと更新。weight(y)-weight(x)=wとなるようにする
    void merge(int x, int y, int w) {
        w += weight(x);
        w -= weight(y);
        x = find(x);
        y = find(y);
        if (x == y) { return; }
        if (rnk[x] < rnk[y]) {
            par[x] = y;
            diff_weight[x] = -w;
        } else {
            par[y] = x;
            diff_weight[y] = w;
            if (rnk[x] == rnk[y]) { rnk[x]++; }
        }
    }
};


//番号ズレ注意！！
int main() {
    ll A, B, Q;
    cin >> A >> B >> Q;
    queue<ll> s, t;
    ll u[A + B], dis[A + B];
    REP(i, A) {
        ll a;
        cin >> a;
        s.push(a);
    }
    REP(i, B) {
        ll b;
        cin >> b;
        t.push(b);
    }
    ll east_s = -10000000000, east_t = -10000000000;
    REP(i, A + B) {
        if (s.empty()) {
            u[i] = t.front();
            t.pop();
            dis[i] = u[i] - east_s;
            continue;
        }
        if (t.empty()) {
            u[i] = s.front();
            s.pop();
            dis[i] = u[i] - east_t;
            continue;
        }
        if (s.front() < t.front()) {
            u[i] = s.front();
            s.pop();
            east_s = u[i];
            dis[i] = min(u[i] - east_t, t.front() - u[i]);
        } else {
            u[i] = t.front();
            t.pop();
            east_t = u[i];
            dis[i] = min(u[i] - east_s, s.front() - u[i]);
        }
    }
//    REP(i,A+B){
//        cout<<u[i]<<" "<<dis[i]<<endl;
//    }

    REP(i, Q) {
        ll x;
        cin >> x;
        if (x < u[0]) {
            cout << u[0] - x + dis[0] << endl;
            continue;
        }
        if (x > u[A + B - 1]) {
            cout << x - u[A + B - 1] + dis[A + B - 1] << endl;
            continue;
        }

        ll num = -1;
        ll l = 0, r = A + B - 1;
        ll mid = (l + r) / 2;
        while (num == -1) {
            if (x > u[mid]) {
                if (x < u[mid + 1]) { num = mid + 1; }
                l = mid;
                mid = (l + r) / 2;
            } else {
                if (x > u[mid - 1]) { num = mid; }
                r = mid;
                mid = (l + r) / 2;
            }
        }

        ll ans = min(u[num] - x + dis[num], x - u[num - 1] + dis[num - 1]);
        print(ans);
    }
}

Measured memory_bytes: 6144