結果

問題 No.2101 [Cherry Alpha N] ずっとこの数列だったらいいのに
ユーザー dyktr_06dyktr_06
提出日時 2022-10-14 22:43:54
言語 C++14
(gcc 12.3.0 + boost 1.83.0)
結果
AC  
実行時間 1,096 ms / 6,000 ms
コード長 4,509 bytes
コンパイル時間 2,573 ms
コンパイル使用メモリ 196,480 KB
実行使用メモリ 67,456 KB
最終ジャッジ日時 2024-06-26 16:20:04
合計ジャッジ時間 38,456 ms
ジャッジサーバーID
(参考情報)
judge5 / judge1
このコードへのチャレンジ
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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 ms
5,248 KB
testcase_01 AC 2 ms
5,376 KB
testcase_02 AC 2 ms
5,376 KB
testcase_03 AC 651 ms
45,440 KB
testcase_04 AC 734 ms
50,816 KB
testcase_05 AC 525 ms
39,296 KB
testcase_06 AC 675 ms
48,256 KB
testcase_07 AC 874 ms
57,984 KB
testcase_08 AC 684 ms
47,232 KB
testcase_09 AC 470 ms
36,096 KB
testcase_10 AC 351 ms
30,592 KB
testcase_11 AC 472 ms
37,248 KB
testcase_12 AC 485 ms
37,376 KB
testcase_13 AC 366 ms
30,976 KB
testcase_14 AC 125 ms
14,388 KB
testcase_15 AC 877 ms
58,752 KB
testcase_16 AC 913 ms
59,648 KB
testcase_17 AC 136 ms
15,616 KB
testcase_18 AC 1,084 ms
67,324 KB
testcase_19 AC 1,068 ms
67,328 KB
testcase_20 AC 1,094 ms
67,328 KB
testcase_21 AC 1,076 ms
67,344 KB
testcase_22 AC 1,066 ms
67,328 KB
testcase_23 AC 1,047 ms
67,328 KB
testcase_24 AC 1,070 ms
67,328 KB
testcase_25 AC 1,096 ms
67,224 KB
testcase_26 AC 1,060 ms
67,296 KB
testcase_27 AC 1,048 ms
67,260 KB
testcase_28 AC 1,067 ms
67,200 KB
testcase_29 AC 1,077 ms
67,328 KB
testcase_30 AC 1,075 ms
67,328 KB
testcase_31 AC 1,064 ms
67,328 KB
testcase_32 AC 1,074 ms
67,200 KB
testcase_33 AC 1,001 ms
67,328 KB
testcase_34 AC 1,031 ms
67,200 KB
testcase_35 AC 1,026 ms
67,456 KB
testcase_36 AC 1,028 ms
67,328 KB
testcase_37 AC 1,041 ms
67,328 KB
testcase_38 AC 62 ms
12,592 KB
testcase_39 AC 181 ms
18,560 KB
testcase_40 AC 192 ms
26,916 KB
testcase_41 AC 2 ms
5,376 KB
権限があれば一括ダウンロードができます
コンパイルメッセージ
main.cpp: In function 'void in(T& ...)':
main.cpp:28:55: warning: fold-expressions only available with '-std=c++17' or '-std=gnu++17' [-Wc++17-extensions]
   28 | template<class... T> void in(T&... a){ (cin >> ... >> a); }
      |                                                       ^
main.cpp: In function 'void out(const T&, const Ts& ...)':
main.cpp:30:112: warning: fold-expressions only available with '-std=c++17' or '-std=gnu++17' [-Wc++17-extensions]
   30 | template<class T, class... Ts> void out(const T& a, const Ts&... b){ cout << a; (cout << ... << (cout << ' ', b)); cout << '\n'; }
      |                                                                                                                ^

ソースコード

diff #

#include <bits/stdc++.h>

using namespace std;

#define rep(i,n) for(int i = 0; i < (int)(n); ++i)
#define rrep(i,n) for(int i = (int)(n) - 1; i >= 0; --i)
#define ALL(a) a.begin(), a.end()
#define Sort(a) sort(a.begin(), a.end())
#define RSort(a) sort(a.rbegin(), a.rend())

typedef long long int ll;
typedef long double ld;
typedef vector<int> vi;
typedef vector<long long> vll;
typedef vector<char> vc;
typedef vector<string> vst;
typedef vector<double> vd;
typedef pair<long long, long long> P;

const long long INF = 0x1fffffffffffffff;
const long long MOD = 1000000007;
const long double PI = acos(-1);
 
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }
template<class T, class U> inline T vin(T& vec, U n) { vec.resize(n); for(int i = 0; i < (int) n; ++i) cin >> vec[i]; return vec; }
template<class T> inline void vout(T vec, string s = "\n"){ for(auto x : vec) cout << x << s; }
template<class... T> void in(T&... a){ (cin >> ... >> a); }
void out(){ cout << '\n'; }
template<class T, class... Ts> void out(const T& a, const Ts&... b){ cout << a; (cout << ... << (cout << ' ', b)); cout << '\n'; }
template<class T, class U> void inGraph(vector<vector<T>>& G, U n, U m, bool directed = false){ G.resize(n); for(int i = 0; i < m; i++){ int a, b; cin >> a >> b; a--, b--; G[a].push_back(b); if(!directed) G[b].push_back(a); } }

template <typename T>
struct binary_indexed_tree{
    int N;
    vector<T> BIT;
    binary_indexed_tree(int N): N(N), BIT(N + 1, 0){
    }
 
    void add(int i, T x){
        i++;
        while(i <= N){
            BIT[i] += x;
            i += i & -i;
        }
    }
 
    T sum(int i){
        T ans = 0;
        while(i > 0){
            ans += BIT[i];
            i -= i & -i;
        }
        return ans;
    }
 
    T sum(int L, int R){
        return sum(R) - sum(L);
    }
 
    int lower_bound(T x){
        if(x <= 0){
            return 0;
        }else{
            int v = 0, r = 1;
            while(r < N) r = r << 1;
            for(int len = r; len > 0; len = len >> 1){
                if(v + len < N && BIT[v + len] < x){
                    x -= BIT[v + len];
                    v += len;
                }
            }
            return v;
        }
    }
 
    int upper_bound(T x){
        if(x < 0){
            return 0;
        }else{
            int v = 0, r = 1;
            while(r <= N) r = r << 1;
            for(int len = r; len > 0; len = len >> 1){
                if(v + len <= N && BIT[v + len] <= x){
                    x -= BIT[v + len];
                    v += len;
                }
            }
            return v;
        }
    }
};

ll n, q;
vll a, t;

void input(){
    in(n);
    a.resize(n); t.resize(n);
    rep(i, n) in(a[i], t[i]);
    in(q);
}
 
void solve(){
    binary_indexed_tree<ll> BIT1(n), BIT2(n), BIT3(n), cnt1(n), cnt2(n), cnt3(n);
    map<ll, vector<ll>> mp1, mp2;
    rep(i, n){
        BIT1.add(i, a[i]);
        cnt1.add(i, 1);
        if(mp1.count(t[i]) == 0){
            mp1[t[i]] = {};
        }
        if(mp2.count(t[i] + a[i]) == 0){
            mp2[t[i] + a[i]] = {};
        }
        mp1[t[i]].push_back(i);
        mp2[t[i] + a[i]].push_back(i);
    }
    vector<tuple<ll, ll, ll, ll>> query(q);
    rep(i, q){
        ll d, l, r; in(d, l, r);
        query[i] = {d, l, r, i};
    }
    Sort(query);
    vll ans(q);
    rep(i, q){
        ll d = get<0>(query[i]), l = get<1>(query[i]), r = get<2>(query[i]), k = get<3>(query[i]);
        l--;
        while(true){
            auto iter = mp1.upper_bound(d);
            if(iter == mp1.begin()) break;
            iter--;
            for(auto x : iter->second){
                cnt1.add(x, -1);
                BIT1.add(x, -a[x]);
                cnt2.add(x, 1);
                BIT2.add(x, t[x] + a[x] - 1);
            }
            mp1.erase(iter->first);
        }
        while(true){
            auto iter = mp2.upper_bound(d);
            if(iter == mp2.begin()) break;
            iter--;
            for(auto x : iter->second){
                cnt2.add(x, -1);
                BIT2.add(x, -t[x] -a[x] + 1);
            }
            mp2.erase(iter->first);
        }
        ll res = BIT1.sum(l, r) + BIT2.sum(l, r) + cnt2.sum(l, r) * (-d);
        ans[k] = res;
    }
    vout(ans, "\n");
}

int main(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    
    input();
    solve();
}
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