#include <bits/stdc++.h>
using namespace std;

using i32 = int;
using i64 = long long;
template <typename T>
using V = vector<T>;
template <typename T>
using VV = V<V<T>>;

#define OVERRIDE4(a, b, c, d, ...) d
#define REP2(i, n) for (i32 i = 0; i < (i32)(n); ++i)
#define REP3(i, l, r) for (i32 i = (i32)(l); i < (i32)(r); ++i)
#define REP(...) OVERRIDE4(__VA_ARGS__, REP3, REP2)(__VA_ARGS__)
#define PER2(i, n) for (i32 i = (i32)(n) - 1; i >= 0; --i)
#define PER3(i, l, r) for (i32 i = (i32)(r) - 1; i >= (i32)(l); --i)
#define PER(...) OVERRIDE4(__VA_ARGS__, PER3, PER2)(__VA_ARGS__)
#define ALL(x) begin(x), end(x)
#define LEN(x) (i32)(size(x))

template <typename T>
bool chmin(T &x, const T &y) {
    if (x > y) {
        x = y;
        return true;
    }
    return false;
}
template <typename T>
bool chmax(T &x, const T &y) {
    if (x < y) {
        x = y;
        return true;
    }
    return false;
}

#include "avoid.h"

constexpr i32 L = 1000;

pair<i32, i32> scout(i32 r, i32 h) {
    assert(r == 10 && h == 1);
    REP(i, 10) {
        V<i32> p;
        REP(j, 1, L + 1) {
            if (j & (1 << i)) {
                p.push_back(j);
            }
        }
        send(p);
    }
    V<i32> ret = wait();
    i32 ans = 0;
    REP(i, 10) {
        if (ret[i]) {
            ans ^= 1 << i;
        }
    }
    return pair<i32, i32>(ans, ans);
}