結果
問題 | No.961 Vibrant Fillumination |
ユーザー |
|
提出日時 | 2019-10-21 15:44:22 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,382 bytes |
コンパイル時間 | 2,740 ms |
コンパイル使用メモリ | 211,772 KB |
最終ジャッジ日時 | 2025-01-08 00:22:08 |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 1 WA * 1 |
other | AC * 1 MLE * 47 |
ソースコード
#include <bits/stdc++.h>using ull = unsigned long long;using usize = std::size_t;int main(){std::cin.tie(nullptr), std::ios::sync_with_stdio(false);usize N;std::cin >> N;std::vector<ull> h(N + 1, 0ULL);for (usize i = 1; i <= N; i++) { std::cin >> h[i]; }const usize L = 2 * N;std::vector<usize> a(N + 1, 0), b(N + 1, 0), c(N + 1, L), d(N + 1, L), e(N + 1, 0);std::vector<int> lr(L + 1, 0), du(L + 1, 0);for (usize i = 1; i <= N; i++) {std::cin >> a[i] >> b[i] >> c[i] >> d[i] >> e[i];lr[++a[i]] = du[++b[i]] = int(i), lr[++c[i]] = du[++d[i]] = -int(i);}constexpr usize BS = 1000;const usize BN = (N + BS - 1) / BS;std::vector<std::vector<ull>> hashs(BN, std::vector<ull>(BN, 0ULL));std::vector<std::vector<std::vector<usize>>> cs(BN, std::vector<std::vector<usize>>(BN));std::vector<std::vector<std::vector<usize>>> cnt(BN, std::vector<std::vector<usize>>(BN));for (usize x = 0; x < N; x++) {for (usize y = 0; y < N; y++) {const int xind = lr[x], yind = du[y];if (xind != 0) { cs[x / BS][y / BS].push_back(e[(usize)std::abs(xind)]); }if (yind != 0) { cs[x / BS][y / BS].push_back(e[(usize)std::abs(yind)]); }}}for (usize i = 0; i < BN; i++) {for (usize j = 0; j < BN; j++) {std::sort(cs[i][j].begin(), cs[i][j].end());cs[i][j].erase(std::unique(cs[i][j].begin(), cs[i][j].end()), cs[i][j].end());}}std::vector<usize> color_cnt(N + 1, 0);ull hash = 0;auto von = [&](const usize x, const usize y) { return b[(usize)std::abs(lr[x])] <= y and y < d[(usize)std::abs(lr[x])]; };auto hon = [&](const usize x, const usize y) { return a[(usize)std::abs(du[y])] <= x and x < c[(usize)std::abs(du[y])]; };auto add_film = [&](const usize i) {const usize c = e[i];if (color_cnt[c]++ == 0) { hash ^= h[c]; }};auto del_film = [&](const usize i) {const usize c = e[i];if (--color_cnt[c] == 0) { hash ^= h[c]; }};auto add_del_film = [&](const int i) {if (i > 0) { add_film(usize(i)); }if (i < 0) { del_film(usize(-i)); }};for (usize i = 0; i < BN; i++) {hash = 0, std::fill(color_cnt.begin(), color_cnt.end(), 0);usize x = i * BS, y = 0;for (usize j = 0; j < BN; j++) {const usize ny = std::min(N, (j + 1) * BS);for (; y < ny; y++) {if (hon(x, y + 1)) { add_del_film(du[y + 1]); }}hashs[i][j] = hash;for (const usize ci : cs[i][j]) { cnt[i][j].push_back(color_cnt[ci]); }}}usize Q;std::cin >> Q;for (usize i = 0, p, q; i < Q; i++) {std::cin >> p >> q, p++, q++;const usize xi = p / BS, yi = q / BS;usize x = xi * BS, y = yi * BS;hash = hashs[xi][yi];for (const usize ci : cs[xi][yi]) { color_cnt[ci] = cnt[xi][yi][(usize)(std::lower_bound(cs[xi][yi].begin(), cs[xi][yi].end(), ci) -cs[xi][yi].begin())]; }for (; x < p; x++) {if (von(x + 1, y)) { add_del_film(lr[x + 1]); }}for (; y < q; y++) {if (hon(x, y + 1)) { add_del_film(du[y + 1]); }}std::cout << hash << "\n";}return 0;}