답안 #960761

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
960761 2024-04-11T02:59:33 Z Pring 수확 (JOI20_harvest) C++17
20 / 100
343 ms 129912 KB
#include <bits/stdc++.h>
#include <bits/extc++.h>
using namespace std;
using namespace __gnu_pbds;

#ifdef MIKU
string dbmc = "\033[1;38;2;57;197;187m", dbrs = "\033[0m";
#define debug(x...) cout << dbmc << "[" << #x << "]: ", dout(x)
void dout() { cout << dbrs << endl; }
template <typename T, typename ...U>
void dout(T t, U ...u) { cout << t << (sizeof...(u) ? ", " : ""); dout(u...); }
#else
#define debug(...) 39
#endif

// #define int long long
#define int __int128_t
#define ll __int128_t
#define lll __int128_t
#define fs first
#define sc second
#define mp make_pair
#define FOR(i, j, k) for (int i = j, Z = k; i < Z; i++)
// using ll = long long;
// using lll = __int128_t;
typedef pair<int, int> pii;
typedef tree<ll, null_type, less_equal<ll>, rb_tree_tag, tree_order_statistics_node_update> PBDS_TREE;

const int MXN = 200005;
int n, m, L, adf, a[MXN], b[MXN], q, qid[MXN];
ll qt[MXN];
int p[MXN], pt[MXN];
ll ans[MXN];
vector<pii> edge[MXN];
vector<int> qry[MXN];
bitset<MXN> vis;
PBDS_TREE tr[MXN];
// vector<int> tr[MXN];
ll lz[MXN];

istream &operator>>(istream &ss, __int128_t &x) {
    long long y;
    ss >> y;
    x = y;
    return ss;
}

ostream &operator<<(ostream &ss, __int128_t x) {
    long long y = x;
    ss << y;
    return ss;
}

struct VSET {
    bitset<MXN> b;
    vector<int> v;
    void init() {
        b.reset();
        v.clear();
    }
    void insert(int x) {
        if (b[x]) return;
        b[x] = true;
        v.push_back(x);
    }
    void clear() {
        for (auto &i : v) b[i] = false;
        v.clear();
    }
} sr;

struct BIT {
    int n;
    lll val[MXN];
    void init(int _n) {
        n = _n;
        fill(val, val + n, 0);
    }
    void modify(int id, lll v) {
        for (id++; id <= n; id += (id & -id)) val[id] += v;
    }
    lll query(int id) {
        ll ans = 0;
        for (; id > 0; id -= (id & -id)) ans += val[id];
        return ans;
    }
} B;

void PUT_TREE() {
    FOR(i, 0, m) {
        int pp = lower_bound(a, a + n, b[i]) - a - 1;
        if (pp == -1) pp += n;
        int x = (b[i] - a[pp] + L) % L;
        debug(i, pp, x);
        tr[pp].insert(x);
        // tr[pp].push_back(x);
    }
}

void GET_P() {
    vector<pii> v;
    FOR(i, 0, n) v.push_back(mp(a[i], i));
    FOR(i, 0, n) v.push_back(mp(a[i] + L, i));
    FOR(i, 0, n) {
        auto pp = prev(lower_bound(v.begin(), v.end(), mp(a[i] + L - adf % L, MXN)));
        p[i] = pp -> sc;
        pt[i] = adf / L * L + (a[i] + L - pp -> fs);
        debug(i, p[i], pt[i]);
        edge[p[i]].push_back(mp(pt[i], i));
    }
}

void CALC_CYC(vector<ll> &v, vector<pair<ll, int>> &vq, ll C) {
    int n = v.size(), m = vq.size();
    int sum = 0, sss = 0;
    vector<pii> dist;
    FOR(i, 0, n) {
        sum += C - (v[i] % C);
        sss += v[i];
        dist.push_back(mp(v[i] % C, -i - 1));
    }
    FOR(i, 0, m) {
        dist.push_back(mp(vq[i].fs % C, i));
    }
    sort(dist.begin(), dist.end());
    for (auto [t, id] : dist) {
        if (id < 0) sum -= C;
        else {
            auto [Q, aid] = vq[id];
            ans[aid] += (n * Q - sss - (sum + n * t)) / C + n;
        }
    }
}

namespace JELLY {
    void MERGE(int rt, int id, ll w) {
        if (tr[rt].size() >= tr[id].size()) {
            for (auto i : tr[id]) tr[rt].insert(i + lz[id] + w - lz[rt]);
        } else {
            lz[id] += w;
            for (auto i : tr[rt]) tr[id].insert(i + lz[rt] - lz[id]);
            tr[rt].swap(tr[id]);
            swap(lz[rt], lz[id]);
        }
        tr[id].clear();
    }
    void GET_SR() {
        vector<int> ind(n), ban(n);
        queue<int> q;
        FOR(i, 0, n) ind[p[i]]++;
        FOR(i, 0, n) if (ind[i] == 0) q.push(i);
        while (q.size()) {
            int id = q.front();
            q.pop();
            ban[id] = true;
            if (--ind[p[id]] == 0) q.push(p[id]);
        }
        FOR(i, 0, n) {
            if (ban[i]) continue;
            sr.insert(i);
            int now = i;
            while (!ban[now]) {
                ban[now] = true;
                now = p[now];
            }
        }
    }
    void CALC_MERGE(int id, bool f = true) {
        vis[id] = true;
        for (auto &[w, i] : edge[id]) {
            if (vis[i]) continue;
            CALC_MERGE(i);
            MERGE(id, i, w);
        }
        if (f) {
            for (auto &i : qry[id]) {
                ll Q = qt[i] - lz[id];
                // for (auto j : tr[id]) {
                //     if (j <= Q) ans[i]++;
                // }
                int x = tr[id].order_of_key(Q + 1);
                debug(i, x);
                ans[i] += x;
            }
        }
    }
    void SOLVE(int rt) {
        // debug(rt);
        CALC_MERGE(rt, false);
        vector<ll> v;
        for (auto i : tr[rt]) v.push_back(i + lz[rt]);
        vector<pair<ll, int>> vq;
        vector<int> cyc;
        cyc.push_back(rt);
        while (p[cyc.back()] != rt) cyc.push_back(p[cyc.back()]);
        int acc = 0;
        FOR(i, 0, cyc.size()) {
            debug(cyc[i]);
            for (auto &j : qry[cyc[i]]) {
                debug(j);
                // vq.push_back(mp(qt[j] - acc, j));
                if (qt[j] - acc >= 0) vq.push_back(mp(qt[j] - acc, j));
            }
            acc += pt[cyc[i]];
        }
        CALC_CYC(v, vq, acc);
    }
}

void miku() {
    cin >> n >> m >> L >> adf;
    FOR(i, 0, n) cin >> a[i];
    FOR(i, 0, m) cin >> b[i];
    cin >> q;
    FOR(i, 0, q) {
        cin >> qid[i] >> qt[i];
        qid[i]--;
        qry[qid[i]].push_back(i);
    }
    PUT_TREE();
    GET_P();
    JELLY::GET_SR();
    for (auto &i : sr.v) {
        debug(i);
        JELLY::SOLVE(i);
    }
    FOR(i, 0, q) {
        assert(ans[i] <= LLONG_MAX);
        cout << (long long) ans[i] << '\n';
    }
}

int32_t main() {
    cin.tie(0) -> sync_with_stdio(false);
    cin.exceptions(cin.failbit);
    miku();
    return 0;
}
 

Compilation message

harvest.cpp: In function 'void PUT_TREE()':
harvest.cpp:13:20: warning: statement has no effect [-Wunused-value]
   13 | #define debug(...) 39
      |                    ^~
harvest.cpp:94:9: note: in expansion of macro 'debug'
   94 |         debug(i, pp, x);
      |         ^~~~~
harvest.cpp: In function 'void GET_P()':
harvest.cpp:13:20: warning: statement has no effect [-Wunused-value]
   13 | #define debug(...) 39
      |                    ^~
harvest.cpp:108:9: note: in expansion of macro 'debug'
  108 |         debug(i, p[i], pt[i]);
      |         ^~~~~
harvest.cpp: In function 'void JELLY::CALC_MERGE(__int128, bool)':
harvest.cpp:13:20: warning: statement has no effect [-Wunused-value]
   13 | #define debug(...) 39
      |                    ^~
harvest.cpp:182:17: note: in expansion of macro 'debug'
  182 |                 debug(i, x);
      |                 ^~~~~
harvest.cpp: In function 'void JELLY::SOLVE(__int128)':
harvest.cpp:13:20: warning: statement has no effect [-Wunused-value]
   13 | #define debug(...) 39
      |                    ^~
harvest.cpp:198:13: note: in expansion of macro 'debug'
  198 |             debug(cyc[i]);
      |             ^~~~~
harvest.cpp:13:20: warning: statement has no effect [-Wunused-value]
   13 | #define debug(...) 39
      |                    ^~
harvest.cpp:200:17: note: in expansion of macro 'debug'
  200 |                 debug(j);
      |                 ^~~~~
harvest.cpp: In function 'void miku()':
harvest.cpp:13:20: warning: statement has no effect [-Wunused-value]
   13 | #define debug(...) 39
      |                    ^~
harvest.cpp:224:9: note: in expansion of macro 'debug'
  224 |         debug(i);
      |         ^~~~~
# 결과 실행 시간 메모리 Grader output
1 Correct 22 ms 49244 KB Output is correct
2 Correct 20 ms 49696 KB Output is correct
3 Correct 23 ms 49952 KB Output is correct
4 Incorrect 22 ms 49732 KB Output isn't correct
5 Halted 0 ms 0 KB -
# 결과 실행 시간 메모리 Grader output
1 Correct 107 ms 76324 KB Output is correct
2 Correct 204 ms 86188 KB Output is correct
3 Correct 201 ms 90720 KB Output is correct
4 Correct 160 ms 108620 KB Output is correct
5 Correct 186 ms 108580 KB Output is correct
6 Correct 191 ms 108668 KB Output is correct
7 Correct 156 ms 96696 KB Output is correct
8 Correct 167 ms 96748 KB Output is correct
9 Correct 241 ms 128560 KB Output is correct
10 Correct 177 ms 128080 KB Output is correct
11 Correct 336 ms 129628 KB Output is correct
12 Correct 335 ms 129720 KB Output is correct
13 Correct 343 ms 129912 KB Output is correct
14 Correct 253 ms 127484 KB Output is correct
15 Correct 261 ms 105952 KB Output is correct
16 Correct 201 ms 97612 KB Output is correct
17 Correct 189 ms 97524 KB Output is correct
18 Correct 116 ms 75264 KB Output is correct
19 Correct 116 ms 74920 KB Output is correct
20 Correct 168 ms 89968 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 22 ms 49244 KB Output is correct
2 Correct 20 ms 49696 KB Output is correct
3 Correct 23 ms 49952 KB Output is correct
4 Incorrect 22 ms 49732 KB Output isn't correct
5 Halted 0 ms 0 KB -