結果
問題 | No.255 Splarrraaay スプラーレェーーイ |
ユーザー | pekempey |
提出日時 | 2015-08-27 12:08:34 |
言語 | C++11 (gcc 11.4.0) |
結果 |
AC
|
実行時間 | 2,711 ms / 10,000 ms |
コード長 | 3,704 bytes |
コンパイル時間 | 1,920 ms |
コンパイル使用メモリ | 184,652 KB |
実行使用メモリ | 220,564 KB |
最終ジャッジ日時 | 2024-10-12 19:31:12 |
合計ジャッジ時間 | 28,826 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2,672 ms
220,564 KB |
testcase_01 | AC | 2,665 ms
220,560 KB |
testcase_02 | AC | 2,565 ms
220,560 KB |
testcase_03 | AC | 2,711 ms
220,436 KB |
testcase_04 | AC | 2 ms
5,248 KB |
testcase_05 | AC | 2,545 ms
220,432 KB |
testcase_06 | AC | 2,475 ms
220,440 KB |
testcase_07 | AC | 2,542 ms
220,436 KB |
testcase_08 | AC | 2,520 ms
220,564 KB |
testcase_09 | AC | 2,572 ms
220,564 KB |
コンパイルメッセージ
main.cpp: In function ‘std::ostream& operator<<(std::ostream&, const std::pair<_T1, _T2>&)’: main.cpp:87:1: warning: no return statement in function returning non-void [-Wreturn-type] 87 | } | ^
ソースコード
#include <bits/stdc++.h> #define rep(i, a) rep2 (i, 0, a) #define rep2(i, a, b) for (int i = (a); i < (b); i++) #define repr(i, a) repr2 (i, 0, a) #define repr2(i, a, b) for (int i = (b) - 1; i >= (a); i--) using namespace std; typedef long long ll; const ll mod = (ll)1e18 + 9; ll weight[1010101]; ll wsum[1010101]; ll N, Q; ll x[202020], l[202020], r[202020]; struct SegmentTree { int size; vector<ll> segt, lazyt; vector<bool> segr, lazyr; SegmentTree(int n) { size = 1; while (size < n) size *= 2; segt.resize(size * 2 - 1); lazyt.resize(size * 2 - 1); segr.resize(size * 2 - 1); lazyr.resize(size * 2 - 1); } void evallazy(int k, int l, int r) { if (lazyr[k]) { segt[k] = 0; } segt[k] += lazyt[k] * (wsum[r] - wsum[l]); if (r - l > 1) { if (lazyr[k]) { lazyt[k * 2 + 1] = 0; lazyt[k * 2 + 2] = 0; } lazyr[k * 2 + 1] = lazyr[k] || lazyr[k * 2 + 1]; lazyr[k * 2 + 2] = lazyr[k] || lazyr[k * 2 + 2]; lazyt[k * 2 + 1] += lazyt[k]; lazyt[k * 2 + 2] += lazyt[k]; } lazyt[k] = 0; lazyr[k] = false; } // q=0:set, q=1:reset void update(int a, int b, int q, int k, int l, int r) { evallazy(k, l, r); if (r <= a || b <= l) return; if (a <= l && r <= b) { if (q == 0) { lazyt[k]++; } else { lazyt[k] = 0; lazyr[k] = true; } evallazy(k, l, r); } else { update(a, b, q, k * 2 + 1, l, (l + r) / 2); update(a, b, q, k * 2 + 2, (l + r) / 2, r); segt[k] = segt[k * 2 + 1] + segt[k * 2 + 2]; } } void update(int a, int b, int q) { update(a, b, q, 0, 0, size); } ll query(int a, int b, int k, int l, int r) { evallazy(k, l, r); if (r <= a || b <= l) return 0; if (a <= l && r <= b) return segt[k]; ll res = 0; res += query(a, b, k * 2 + 1, l, (l + r) / 2); res += query(a, b, k * 2 + 2, (l + r) / 2, r); return res; } ll query(int a, int b) { return query(a, b, 0, 0, size); } ll query() { return query(0, size); } }; template<class T1, class T2> ostream &operator <<(ostream &os, const pair<T1, T2> &p) { cout << "(" << p.first << " " << p.second << ")"; } template<class T> ostream &operator <<(ostream &os, const vector<T> &v) { rep (i, v.size()) { if (i) cout << " "; cout << v[i]; } return os; } int main() { cin >> N >> Q; rep (i, Q) { cin >> x[i] >> l[i] >> r[i]; } if (Q == 0) { vector<ll> score(5); cout << score << endl; return 0; } vector<ll> xs; rep (i, Q) { xs.push_back(l[i]); xs.push_back(l[i] + 1); xs.push_back(r[i]); xs.push_back(r[i] + 1); } sort(xs.begin(), xs.end()); xs.erase(unique(xs.begin(), xs.end()), xs.end()); ll w = xs.size(); rep (i, xs.size() - 1) { weight[i] = xs[i + 1] - xs[i]; } rep (i, Q) { l[i] = lower_bound(xs.begin(), xs.end(), l[i]) - xs.begin(); r[i] = lower_bound(xs.begin(), xs.end(), r[i]) - xs.begin(); } partial_sum(weight, weight + w, wsum + 1); // main logic // cout << "main logic" << endl; vector<SegmentTree> segt(5, SegmentTree(w + 10)); vector<ll> score(5); rep (i, Q) { // cout << x[i] << " " << l[i] << " " << r[i] << endl; if (x[i] == 0) { vector<pair<ll, ll>> t(5); rep (j, 5) { t[j].second = j; t[j].first = segt[j].query(l[i], r[i] + 1); } sort(t.rbegin(), t.rend()); // cout << "bonus" << endl; // cout << t << endl; if (t[0].first > t[1].first) { score[t[0].second] += t[0].first; score[t[0].second] %= mod; } else { // cout << "bad" << endl; } } else { x[i]--; rep (j, 5) { segt[j].update(l[i], r[i] + 1, x[i] != j); } } // cout << score << endl; } // cout << "end query" << endl; rep (i, 5) { score[i] += segt[i].query(); score[i] %= mod; } cout << score << endl; return 0; }