結果
問題 | No.1074 増殖 |
ユーザー | どらら |
提出日時 | 2020-06-07 15:39:14 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 833 ms / 2,000 ms |
コード長 | 4,429 bytes |
コンパイル時間 | 1,965 ms |
コンパイル使用メモリ | 179,740 KB |
実行使用メモリ | 7,424 KB |
最終ジャッジ日時 | 2024-06-06 05:38:23 |
合計ジャッジ時間 | 8,496 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge2 |
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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 | 4 ms
7,296 KB |
testcase_01 | AC | 5 ms
7,296 KB |
testcase_02 | AC | 5 ms
7,296 KB |
testcase_03 | AC | 5 ms
7,424 KB |
testcase_04 | AC | 4 ms
7,296 KB |
testcase_05 | AC | 4 ms
7,296 KB |
testcase_06 | AC | 701 ms
7,296 KB |
testcase_07 | AC | 514 ms
7,424 KB |
testcase_08 | AC | 609 ms
7,296 KB |
testcase_09 | AC | 833 ms
7,296 KB |
testcase_10 | AC | 474 ms
7,296 KB |
testcase_11 | AC | 482 ms
7,296 KB |
testcase_12 | AC | 477 ms
7,424 KB |
testcase_13 | AC | 615 ms
7,296 KB |
testcase_14 | AC | 636 ms
7,296 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; #define REP(i,a,n) for(int i=(a); i<(int)(n); i++) #define rep(i,n) REP(i,0,n) #define FOR(it,c) for(__typeof((c).begin()) it=(c).begin(); it!=(c).end(); ++it) #define ALLOF(c) (c).begin(), (c).end() typedef long long ll; typedef unsigned long long ull; template <class Monoid, class OpMonoid> class LazySegmentTree { using FuncMM = std::function<Monoid(Monoid, Monoid)>; using FuncMO = std::function<Monoid(Monoid, OpMonoid, int)>; using FuncOO = std::function<OpMonoid(OpMonoid, OpMonoid)>; const FuncMM funcMM; const FuncMO funcMO; const FuncOO funcOO; const Monoid monoidIdentity; const OpMonoid opMonoidIdentity; int N; std::vector<Monoid> dat; std::vector<OpMonoid> lazy; void setLazy(int k, const OpMonoid& om) { lazy[k] = funcOO(lazy[k], om); } void push(int k, int len) { if (lazy[k] == opMonoidIdentity) return; if (k < N) { setLazy(2 * k + 0, lazy[k]); setLazy(2 * k + 1, lazy[k]); } dat[k] = funcMO(dat[k], lazy[k], len); lazy[k] = opMonoidIdentity; } public: LazySegmentTree(int n, const FuncMM funcMM, const FuncMO funcMO, const FuncOO funcOO, const Monoid monoidIdentity, const OpMonoid opMonoidIdentity) : funcMM(funcMM), funcMO(funcMO), funcOO(funcOO), monoidIdentity(monoidIdentity), opMonoidIdentity(opMonoidIdentity) { N = 1; while (N < n) N *= 2; dat.resize(2 * N, monoidIdentity); lazy.resize(2 * N, opMonoidIdentity); } void dump() { std::cout << "dat: "; for (int i = 1; i < dat.size(); i++) { if (i == N) std::cout << "| "; std::cout << dat[i].ai << "(" << lazy[i].p << "," << lazy[i].q << "," << lazy[i].r << ") "; } std::cout << std::endl; } void set(int i, const Monoid& v) { dat[N + i] = v; } void init() { for (int i = N - 1; i > 0; i--) { dat[i] = funcMM(dat[2 * i + 0], dat[2 * i + 1]); } } void update(int s, int t, const OpMonoid& om) { update(s, t, om, 1, 0, N); } void update(int s, int t, const OpMonoid& om, int k, int l, int r) { push(k, r - l); if (r <= s || t <= l) return; if (s <= l && r <= t) { setLazy(k, om); push(k, r - l); return; } update(s, t, om, 2 * k + 0, l, (l + r) / 2); update(s, t, om, 2 * k + 1, (l + r) / 2, r); dat[k] = funcMM(dat[2 * k + 0], dat[2 * k + 1]); } Monoid query(int s, int t) { return query(s, t, 1, 0, N); } Monoid query(int s, int t, int k, int l, int r) { push(k, r - l); if (r <= s || t <= l) return monoidIdentity; if (s <= l && r <= t) return dat[k]; Monoid vl = query(s, t, 2 * k + 0, l, (l + r) / 2); Monoid vr = query(s, t, 2 * k + 1, (l + r) / 2, r); return funcMM(vl, vr); } }; struct VAL { ll ai; }; struct OP { ll p; }; bool operator==(const OP& a, const OP& b) { return a.p == b.p; } int find_i(LazySegmentTree<VAL, OP>& lst, ll h){ int lb = -1, ub = 20003; while(ub-lb>1){ int mid = (lb+ub)/2; if(lst.query(mid,mid+1).ai >= h) lb = mid; else ub = mid; } return ub; } ll solve(LazySegmentTree<VAL, OP>& lst, int x, int y){ x--; int xx = find_i(lst, y); if(x < xx) return 0; ll w = x+1-xx; ll sum = lst.query(xx,x+1).ai; ll ret = w * y - sum; OP op; op.p = y; lst.update(xx,x+1,op); return ret; } int main(){ auto funcMM = [](const VAL& a, const VAL& b) { VAL ret; ret.ai = a.ai + b.ai; return ret; }; auto funcMO = [](const VAL& a, const OP& b, int k) { VAL ret; ret.ai = b.p * k; return ret; }; auto funcOO = [](const OP& a, const OP& b) { OP ret; ret.p = b.p; return ret; }; LazySegmentTree<VAL, OP> lst1(20005, funcMM, funcMO, funcOO, (VAL){0}, (OP){0}); LazySegmentTree<VAL, OP> lst2(20005, funcMM, funcMO, funcOO, (VAL){0}, (OP){0}); LazySegmentTree<VAL, OP> lst3(20005, funcMM, funcMO, funcOO, (VAL){0}, (OP){0}); LazySegmentTree<VAL, OP> lst4(20005, funcMM, funcMO, funcOO, (VAL){0}, (OP){0}); int N; cin >> N; rep(i,N){ int Xa, Ya, Xb, Yb; cin >> Xa >> Ya >> Xb >> Yb; ll a = solve(lst1, Xb, Yb); ll b = solve(lst2, Xb, -Ya); ll c = solve(lst3, -Xa, -Ya); ll d = solve(lst4, -Xa, Yb); ll sum = a+b+c+d; //cout << a << " " << b << " " << c << " " << d << endl; cout << sum << endl; } return 0; }