結果

問題 No.2065 Sum of Min
ユーザー DemystifyDemystify
提出日時 2022-09-02 22:04:10
言語 C++17
(gcc 13.2.0 + boost 1.83.0)
結果
AC  
実行時間 216 ms / 2,000 ms
コード長 10,933 bytes
コンパイル時間 2,464 ms
コンパイル使用メモリ 216,924 KB
実行使用メモリ 32,024 KB
最終ジャッジ日時 2023-08-10 04:06:27
合計ジャッジ時間 7,963 ms
ジャッジサーバーID
（参考情報） 		judge13 / judge14
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 1 ms
4,380 KB
testcase_01 AC 1 ms
4,384 KB
testcase_02 AC 2 ms
4,384 KB
testcase_03 AC 1 ms
4,384 KB
testcase_04 AC 113 ms
25,936 KB
testcase_05 AC 110 ms
23,980 KB
testcase_06 AC 76 ms
19,492 KB
testcase_07 AC 64 ms
18,332 KB
testcase_08 AC 93 ms
19,568 KB
testcase_09 AC 188 ms
32,024 KB
testcase_10 AC 138 ms
29,652 KB
testcase_11 AC 148 ms
29,652 KB
testcase_12 AC 197 ms
31,676 KB
testcase_13 AC 199 ms
31,664 KB
testcase_14 AC 199 ms
31,560 KB
testcase_15 AC 216 ms
31,568 KB
testcase_16 AC 200 ms
31,512 KB
testcase_17 AC 198 ms
31,728 KB
testcase_18 AC 212 ms
31,612 KB
testcase_19 AC 207 ms
31,592 KB
testcase_20 AC 201 ms
31,644 KB
testcase_21 AC 204 ms
31,608 KB
権限があれば一括ダウンロードができます

ソースコード

diff # 

#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
// --------------------------------------------------------
#define FOR(i,l,r) for (ll i = (l); i < (r); ++i)
#define RFOR(i,l,r) for (ll i = (r)-1; (l) <= i; --i)
#define REP(i,n) FOR(i,0,n)
#define RREP(i,n) RFOR(i,0,n)
#define ALL(c) (c).begin(), (c).end()
#define RALL(c) (c).rbegin(), (c).rend()
#define SORT(c) sort(ALL(c))
#define RSORT(c) sort(RALL(c))
#define MIN(c) *min_element(ALL(c))
#define MAX(c) *max_element(ALL(c))
#define COUNT(c,v) count(ALL(c),(v))
#define SZ(c) ((ll)(c).size())
#define BIT(b,i) (((b)>>(i)) & 1)
#define PCNT(b) __builtin_popcountll(b)
#define P0(i) (((i) & 1) == 0)
#define P1(i) (((i) & 1) == 1)
#define LB(c,v) distance((c).begin(), lower_bound(ALL(c), (v)))
#define UB(c,v) distance((c).begin(), upper_bound(ALL(c), (v)))
#define UQ(c) SORT(c), (c).erase(unique(ALL(c)), (c).end())
#define END(...) do { print(__VA_ARGS__); exit(0); } while (0)
#define elif else if
template<class T> using PQ_max = priority_queue<T>;
template<class T> using PQ_min = priority_queue<T, vector<T>, greater<T>>;
constexpr int inf = (1 << 30) - 1;   // 1073741824 - 1
constexpr ll INF = (1LL << 62) - 1;  // 4611686018427387904 - 1
#ifdef _LOCAL
    #define debug_bar cerr << "----------------------------------------\n";
    #define debug_header cerr << "[" << __FUNCTION__ << ":" << __LINE__ << "] "
    #define debug(...) do { debug_header; cerr << #__VA_ARGS__ << " = "; view(__VA_ARGS__); cerr << '\n'; } while (0)
    #define debug2(vv) do { debug_header; cerr << #vv << " = [\n"; view2d(vv); cerr << "  ]\n"; } while (0)
    #define debug3(vvv) do { debug_header; cerr << #vvv << " = [\n"; view3d(vvv); cerr << "  ]\n"; } while (0)
    void view() {}
    void view(const int& a) { if (abs(a) == inf) { cerr << "+-"[signbit(a)] << "inf"; } else { cerr << a; } }
    void view(const ll& a) { if (abs(a) == INF) { cerr << "+-"[signbit(a)] << "INF"; } else { cerr << a; } }
    template<class T> void view(const T& a) { cerr << a; }
    template<class P1, class P2> void view(const pair<P1, P2>& a) { cerr << "("; view(a.first); cerr << ", "; view(a.second); cerr << ")"; }
    template<class T1, class T2, class T3> void view(const tuple<T1, T2, T3>& a) { cerr << "("; view(get<0>(a)); cerr << ", "; view(get<1>(a)); cerr << ", "; view(get<2>(a)); cerr << ")"; }
    template<class T1, class T2, class T3, class T4> void view(const tuple<T1, T2, T3, T4>& a) { cerr << "("; view(get<0>(a)); cerr << ", "; view(get<1>(a)); cerr << ", "; view(get<2>(a)); cerr << ", "; view(get<3>(a)); cerr << ")"; }
    template<class T> void view(const vector<T>& v){ cerr << "["; for (int i = 0; i < (int)v.size(); i++) { if (i) { cerr << ", "; } view(v[i]); } cerr << "]"; }
    template<class T> void view(const vector<vector<T>>& vv){ cerr << "["; for (int i = 0; i < (int)vv.size(); i++) { if (i) { cerr << ", "; } view(vv[i]); } cerr << "]"; }
    template<class K, class V> void view(const map<K, V>& mp){ cerr << "["; for (auto it = mp.begin(); it != mp.end(); it++) { if (it != mp.begin()) { cerr << ", "; } cerr << "("; view(it->first); cerr << ", "; view(it->second); cerr << ")"; } cerr << "]"; }
    template<class K, class V> void view(const multimap<K, V>& mmp){ cerr << "["; for (auto it = mmp.begin(); it != mmp.end(); it++) { if (it != mmp.begin()) { cerr << ", "; } cerr << "("; view(it->first); cerr << ", "; view(it->second); cerr << ")"; } cerr << "]"; }
    template<class T> void view(const set<T>& s){ cerr << "["; for (auto it = s.begin(); it != s.end(); it++) { if (it != s.begin()) { cerr << ", "; } view(*it); } cerr << "]"; }
    template<class T> void view(const multiset<T>& ms){ cerr << "["; for (auto it = ms.begin(); it != ms.end(); it++) { if (it != ms.begin()) { cerr << ", "; } view(*it); } cerr << "]"; }
    template<class T> void view(const deque<T>& d){ cerr << "(front)<-["; for (auto it = d.begin(); it != d.end(); it++) { if (it != d.begin()) { cerr << ", "; } view(*it); } cerr << "]"; }
    template<class T> void view(stack<T> s){ vector<T> v; while (not s.empty()) { v.push_back(s.top()); s.pop(); } reverse(v.begin(), v.end()); view(v); cerr << "->(top)"; }
    template<class T> void view(queue<T> q){ vector<T> v; while (not q.empty()) { v.push_back(q.front()); q.pop(); } cerr << "(front)<-"; view(v); }
    template<class T> void view(PQ_max<T> pq){ vector<T> v; while (not pq.empty()) { v.push_back(pq.top()); pq.pop(); } cerr << "(top)<-"; view(v); }
    template<class T> void view(PQ_min<T> pq){ vector<T> v; while (not pq.empty()) { v.push_back(pq.top()); pq.pop(); } cerr << "(top)<-"; view(v); }
    template<class T> void view2d(const vector<vector<T>>& vv){ for (int i = 0; i < (int)vv.size(); i++) { cerr << "    "; view(vv[i]); cerr << ",\n"; } }
    template<class T> void view3d(const vector<vector<vector<T>>>& vvv) { for (int i = 0; i < (int)vvv.size(); i++) { for (int j = 0; j < (int)vvv[i].size(); j++) { cerr << "    " << " ["[j == 0]; view(vvv[i][j]); if (j == (int)vvv[i].size() - 1) { cerr << "]"; } cerr << ",\n"; } if (i < (int)vvv.size() - 1) { cerr << "\n"; } } }
    template<class T, class... Ts> void view(const T& a, const Ts&... b) { view(a); cerr << ", "; view(b...); }
    template<class T> void debug_line(const vector<T>& ans, int l, int r, int L = 0) { cerr << "l." << L << " :"; for (int i = l; i < r; i++) { cerr << ' ' << ans[i]; } cerr << '\n'; }
#else
    #define cerr if (false) cerr
    #define debug_bar
    #define debug(...)
    #define debug2(vv)
    #define debug3(vvv)
    template<class T> void debug_line([[maybe_unused]] const vector<T>& ans, [[maybe_unused]] int l, [[maybe_unused]] int r, [[maybe_unused]] int L = 0) {}
#endif
template<class... T> void input(T&... a) { (cin >> ... >> a); }
void print() { cout << '\n'; }
template<class T> void print(const T& a) { cout << a << '\n'; }
template<class T, class... Ts> void print(const T& a, const Ts&... b) { cout << a; (cout << ... << (cout << ' ', b)); cout << '\n'; }
template<class T> void cout_line(const vector<T>& ans, int l, int r) { for (int i = l; i < r; i++) { if (i != l) { cout << ' '; } cout << ans[i]; } cout << '\n'; }
template<class T> bool chmin(T& a, const T b) { if (b < a) { a = b; return 1; } return 0; }
template<class T> bool chmax(T& a, const T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> T SUM(const vector<T>& A) { return accumulate(ALL(A), T(0)); }
template<class T> vector<T> cumsum(const vector<T>& A, bool offset = true) { int N = A.size(); vector<T> S(N+1, 0); for (int i = 0; i < N; i++) { S[i+1] = S[i] + A[i]; } if (not offset) { S.erase(S.begin()); } return S; }
ll mod(ll x, ll m) { assert(m != 0); return (x % m + m) % m; }
ll ceil(ll a, ll b) { if (b < 0) { return ceil(-a, -b); } assert(b > 0); return (a < 0 ? a / b : (a + b - 1) / b); }
ll floor(ll a, ll b) { if (b < 0) { return floor(-a, -b); } assert(b > 0); return (a > 0 ? a / b : (a - b + 1) / b); }
ll powint(ll x, ll n) { assert(n >= 0); if (n == 0) { return 1; }; ll res = powint(x, n>>1); res *= res; if (n & 1) { res *= x; } return res; }
pair<ll,ll> divmod(ll a, ll b) { assert(b != 0); ll q = floor(a, b); return make_pair(q, a - q * b); }
ll bitlen(ll b) { if (b <= 0) { return 0; } return (64LL - __builtin_clzll(b)); }
ll digit_len(ll n) { assert(n >= 0); if (n == 0) { return 1; } ll sum = 0; while (n > 0) { sum++; n /= 10; } return sum; }
ll digit_sum(ll n) { assert(n >= 0); ll sum = 0; while (n > 0) { sum += n % 10; n /= 10; } return sum; }
ll digit_prod(ll n) { assert(n >= 0); if (n == 0) { return 0; } ll prod = 1; while (n > 0) { prod *= n % 10; n /= 10; } return prod; }
ll xor_sum(ll x) { assert(0 <= x); switch (x % 4) { case 0: return x; case 1: return 1; case 2: return x ^ 1; case 3: return 0; } assert(false); }
string toupper(const string& S) { string T(S); for (int i = 0; i < (int)T.size(); i++) { T[i] = toupper(T[i]); } return T; }
string tolower(const string& S) { string T(S); for (int i = 0; i < (int)T.size(); i++) { T[i] = tolower(T[i]); } return T; }
int a2i(const char& c) { assert(islower(c)); return (c - 'a'); }
int A2i(const char& c) { assert(isupper(c)); return (c - 'A'); }
int d2i(const char& d) { assert(isdigit(d)); return (d - '0'); }
char i2a(const int& i) { assert(0 <= i && i < 26); return ('a' + i); }
char i2A(const int& i) { assert(0 <= i && i < 26); return ('A' + i); }
char i2d(const int& i) { assert(0 <= i && i <= 9); return ('0' + i); }
using P = pair<ll,ll>;
using VP = vector<P>;
using VVP = vector<VP>;
using VS = vector<string>;
using VVS = vector<VS>;
using VI = vector<int>;
using VVI = vector<VI>;
using VVVI = vector<VVI>;
using VLL = vector<ll>;
using VVLL = vector<VLL>;
using VVVLL = vector<VVLL>;
using VB = vector<bool>;
using VVB = vector<VB>;
using VVVB = vector<VVB>;
using VD = vector<double>;
using VVD = vector<VD>;
using VVVD = vector<VVD>;
using VLD = vector<ld>;
using VVLD = vector<VLD>;
using VVVLD = vector<VVLD>;
const ld EPS = 1e-10;
const ld PI  = acosl(-1.0);
// --------------------------------------------------------
#include <atcoder/segtree>
using namespace atcoder;

// 1点加算・区間総和
struct Mono { ll x, n; };
Mono op(Mono a, Mono b) { return Mono{a.x + b.x, a.n + b.n}; }
Mono e() { return Mono{0, 0}; }


template<class T = ll>
vector<T> compress(vector<T>& X) {
    int N = X.size();
    vector<T> XS(X);  // 圧縮前の座標配列 (圧縮後の座標と1対1対応)

    // 重複削除
    sort(XS.begin(), XS.end());
    XS.erase(unique(XS.begin(), XS.end()), XS.end());

    // 圧縮後の座標の割り当て
    for (int i = 0; i < N; i++) {
        X[i] = lower_bound(XS.begin(), XS.end(), X[i]) - XS.begin();
    }
    return XS;
}

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    cout << fixed << setprecision(15);

    ll N, Q; input(N, Q);
    VLL A(N); REP(i,N) { input(A[i]); }
    VLL L(Q), R(Q), X(Q); REP(i,Q) { input(L[i], R[i], X[i]); }

    auto cumsumA = cumsum(A);

    VLL AX(N+Q);
    REP(i,N) AX[i] = A[i];
    REP(i,Q) AX[N+i] = X[i];
    auto ZAX = compress(AX);
    ll M = SZ(ZAX);

    vector<Mono> seg_init(M, e());
    segtree<Mono, op, e> seg(seg_init);

    VLL x(Q), n(Q);
    VVLL add(N+1), sub(N+1);
    REP(i,Q) {
        sub[L[i]].push_back(i);
        add[R[i]].push_back(i);
    }
    FOR(i,1,N+1) {
        for (const auto& idx : sub[i]) {
            auto m = seg.prod(AX[N+idx] + 1, M);
            x[idx] -= m.x;
            n[idx] -= m.n;
        }

        ll a = AX[i-1];
        auto m = seg.get(a);
        seg.set(a, Mono{m.x + A[i-1], m.n + 1});

        for (const auto& idx : add[i]) {
            auto m = seg.prod(AX[N+idx] + 1, M);
            x[idx] += m.x;
            n[idx] += m.n;
        }
    }

    REP(i,Q) {
        ll ans = cumsumA[R[i]] - cumsumA[L[i]-1];
        ans -= x[i];
        ans += X[i] * n[i];
        print(ans);
    }

    return 0;
}
0