| # | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
|---|---|---|---|---|---|---|---|
| 1198819 | vidux | Message (IOI24_message) | C++17 | 0 ms | 0 KiB |
#include <bits/stdc++.h>
using namespace std;
//#define LOCAL
#define FOR(i, n) for (int i = 0; i < n; ++i)
#define REP(i, n, m) for (int i = n; i <= m; ++i)
#define REPR(i, n, m) for (int i = n; i >= m; --i)
#define FORR(x, a) for (auto& x : a)
#define FORR2(x, y, a) for (auto& [x, y] : a)
#define ALL(x) (x).begin(), (x).end()
#define RALL(x) (x).rbegin(), (x).rend()
#define SZ(a) ((int)a.size())
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef vector<int> vi;
typedef vector<ll> vl;
typedef vector<bool> vb;
typedef vector<vi> vvi;
typedef vector<vl> vvl;
typedef vector<vb> vvb;
const int INF = 1e9;
const ll LLINF = 1e18;
const int N = 31;
#ifdef LOCAL
vb LOCAL_C;
vvb R;
std::vector<bool> send_packet(std::vector<bool> A) {
vb ret(N);
FOR(i, N)
if (LOCAL_C[i]) ret[i] = rand() % 2;
else ret[i] = A[i];
//cout << "sending: "; FOR(i, N) cout << ret[i] << " "; cout << endl;
R.push_back(ret);
//if (SZ(R) == 31) cout << endl;
return ret;
}
#endif
void send_message(std::vector<bool> M, std::vector<bool> C) {
int sent = 0;
#ifdef LOCAL
LOCAL_C = C;
#endif
FOR(i, N) {
vb a(N);
FOR(j, N) a[j] = C[i];
send_packet(a);
sent++;
}
vi idxs;
FOR(i, N) if (!C[i]) idxs.push_back(i);
vb curM(31);
int im = 0, icm = 0;
while (im < SZ(M)) {
curM[idxs[icm]] = M[im++];
icm = (icm + 1) % 16;
if (icm == 0) send_packet(curM), sent++;
}
if (icm != 0) send_packet(curM), sent++;
while (sent < 99) send_packet(curM), sent++;
int sz = SZ(M);
curM = vb(N);
FOR(i, 11) curM[idxs[i]] = sz & (1 << i);
send_packet(curM);
}
std::vector<bool> receive_message(std::vector<std::vector<bool>> R) {
vb C(N);
FOR(i, N) {
int cnt[2] = {0};
FOR(j, N) cnt[R[i][j]]++;
if (cnt[0] >= 16) C[i] = 0;
else C[i] = 1;
}
vi idxs;
FOR(i, N) if (!C[i]) idxs.push_back(i);
int sz = 0;
FOR(i, 11) sz |= (1 << i) * R.back()[idxs[i]];
//cout << "sz: " << sz << endl;
vb ans;
REP(i, N, 99) {
vb seg(16);
FOR(j, 16) seg[j] = R[i][idxs[j]];
//cout << "read: "; FOR(j, 16) cout << seg[j] << " "; cout << endl;
FOR(j, 16) {
ans.push_back(seg[j]);
if (SZ(ans) == sz) break;
}
if (SZ(ans) == sz) break;
}
#ifdef LOCAL
//cout << "sz: " << sz << endl;
//cout << "ans: ";
//FOR(i, SZ(ans)) cout << ans[i] << " "; cout << endl;
#endif
return ans;
}
#ifdef LOCAL
int main() {
int t; cin >> t;
while (t--) {
R.clear();
int n; cin >> n;
vb a(n);
FOR(i, n) { int x; cin >> x; a[i] = x; }
vb c(N);
FOR(i, N) { int x; cin >> x; c[i] = x; }
send_message(a, c);
vb ans = receive_message(R);
FOR(i, SZ(ans)) cout << ans[i] << " "; cout << endl;
}
return 0;
}
#endif