結果
問題 | No.2859 Falling Balls |
ユーザー |
👑 ![]() |
提出日時 | 2024-08-25 15:42:15 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 153 ms / 3,000 ms |
コード長 | 2,893 bytes |
コンパイル時間 | 2,224 ms |
コンパイル使用メモリ | 208,096 KB |
最終ジャッジ日時 | 2025-02-24 01:33:20 |
ジャッジサーバーID (参考情報) |
judge4 / judge3 |
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ファイルパターン | 結果 |
---|---|
other | AC * 30 |
ソースコード
#include <bits/stdc++.h>using namespace std;using std::cout;using std::cin;using std::endl;using ll=long long;using ld=long double;const ll ILL=2167167167167167167;const int INF=2100000000;const int mod=998244353;#define rep(i,a,b) for (int i=(int)(a);i<(int)(b);i++)#define all(p) p.begin(),p.end()template<class T> using _pq = priority_queue<T, vector<T>, greater<T>>;template<class T> ll LB(vector<T> &v,T a){return lower_bound(v.begin(),v.end(),a)-v.begin();}template<class T> ll UB(vector<T> &v,T a){return upper_bound(v.begin(),v.end(),a)-v.begin();}template<class T> bool chmin(T &a,T b){if(a>b){a=b;return 1;}else return 0;}template<class T> bool chmax(T &a,T b){if(a<b){a=b;return 1;}else return 0;}template<class T> void So(vector<T> &v) {sort(v.begin(),v.end());}template<class T> void Sore(vector<T> &v) {sort(v.begin(),v.end(),[](T x,T y){return x>y;});}bool yneos(bool a,bool upp=0){if(a){cout<<(upp?"YES\n":"Yes\n");}else{cout<<(upp?"NO\n":"No\n");}return a;}template<class T> void vec_out(vector<T> &p,int ty=0){if(ty==2){cout<<'{';for(int i=0;i<(int)p.size();i++){if(i){cout<<",";}cout<<'"'<<p[i]<<'"';}cout<<"}\n";}else{if(ty==1){cout<<p.size()<<"\n";}for(int i=0;i<(int)(p.size());i++){if(i) cout<<" ";cout<<p[i];}cout<<"\n";}}template<class T> T vec_min(vector<T> &a){assert(!a.empty());T ans=a[0];for(auto &x:a) chmin(ans,x);return ans;}template<class T> T vec_max(vector<T> &a){assert(!a.empty());T ans=a[0];for(auto &x:a) chmax(ans,x);return ans;}template<class T> T vec_sum(vector<T> &a){T ans=T(0);for(auto &x:a) ans+=x;return ans;}int pop_count(long long a){int res=0;while(a){res+=(a&1),a>>=1;}return res;}template<class T> bool inside(T l,T x,T r){return l<=x&&x<r;}#include <atcoder/segtree>ll op(ll a, ll b){return max(a, b);}ll e(){return 0;}void solve();// CYAN / FREDERICint main() {ios::sync_with_stdio(false);cin.tie(nullptr);int t = 1;// cin >> t;rep(i, 0, t) solve();}void solve(){ll N, K;cin >> N >> K;vector<ll> T(N), X(N), C(N), A(N), B(N);rep(i, 0, N) cin >> T[i];rep(i, 0, N) cin >> X[i];rep(i, 0, N) cin >> C[i];rep(i, 0, N){A[i] = T[i] * K + X[i];B[i] = T[i] * K - X[i];}vector<int> order1(N), order2(N);rep(i, 0, N){order1[i] = i;order2[i] = i;}sort(all(order1), [&](int l, int r){if (A[l] == A[r]) return B[l] < B[r];return A[l] < A[r];});sort(all(order2), [&](int l, int r){if (B[l] == B[r]) return A[l] < A[r];return B[l] < B[r];});vector<int> inv(N);rep(i, 0, N) inv[order1[i]] = i;atcoder::segtree<ll, op, e> seg(N);rep(i, 0, N){int a = order2[i];if (min(A[a], B[a]) < 0) continue;seg.set(inv[a], seg.prod(0, inv[a]) + C[a]);}cout << seg.all_prod() << "\n";}