oj.uz

답안 #907470

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
907470 2024-01-15T17:14:36 Z LOLOLO I want to be the very best too! (NOI17_pokemonmaster) C++17
27 / 100
 2400 ms 29692 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

#define           f     first
#define           s     second
#define           pb    push_back
#define           ep    emplace
#define           eb    emplace_back
#define           lb    lower_bound
#define           ub    upper_bound
#define       all(x)    x.begin(), x.end()
#define      rall(x)    x.rbegin(), x.rend()
#define   uniquev(v)    sort(all(v)), (v).resize(unique(all(v)) - (v).begin())
#define     mem(f,x)    memset(f , x , sizeof(f))
#define        sz(x)    (int)(x).size()
#define  __lcm(a, b)    (1ll * ((a) / __gcd((a), (b))) * (b))
#define          mxx    *max_element
#define          mnn    *min_element
#define    cntbit(x)    __builtin_popcountll(x)
#define       len(x)    (int)(x.length())

const int M = 1e5 + 100;
const int N = M;
const int SZ = 700;
int t[N], x[N], l[N], r[N], n, m, change[M], L[M], P[M], sz[N], y[N], p[N], C[N], ans[N];
vector <pair <int, int>> save[M];

int cov(int a, int b) {
    return (a - 1) * m + b;
}

int get(int a) {
    return p[a] ? get(p[a]) : a;
}

int cc[N];
unordered_map <int, int> mp[N];

void unite(int a, int b) {
    a = get(a), b = get(b);
    if (a == b)
        return;

    if (sz[a] < sz[b])
        swap(a, b);

    sz[a] += sz[b];
    p[b] = a;

    for (auto x : mp[b]) {
        if (mp[a][x.f] == 0 && x.s)
            cc[a]++;
        mp[a][x.f] += x.s;
    }
}

vector <vector <int>> action;

void upd(int c, int x) {
    c = get(c);

    if (mp[c][x] == 0)
        cc[c]++;

    action.pb({c, x, mp[c][x]});
    mp[c][x]++;
}

void rollback() {
    while (sz(action)) {
        auto t = action.back();
        action.pop_back();
        if (t[2] == 0) {
            cc[t[0]]--;
        }

        mp[t[0]][t[1]] = t[2];
    }
}

ll solve() {
    mem(L, 0x3f);
    mem(P, 0x3f);

    int q;
    cin >> n >> m >> q;

    for (int i = 1; i <= n; i++)
        for (int j = 1; j <= m; j++)
            cin >> L[cov(i, j)];

    vector <vector <int>> edge;

    for (int i = 1; i <= n; i++) {
        for (int j = 1; j <= m; j++) {
            if (i < n)
                edge.pb({max(L[cov(i + 1, j)], L[cov(i, j)]), cov(i + 1, j), cov(i, j)});

            if (j < m)
                edge.pb({max(L[cov(i, j + 1)], L[cov(i, j)]), cov(i, j + 1), cov(i, j)});
        }
    }

    sort(all(edge));
    for (int i = 1; i <= n; i++)
        for (int j = 1; j <= m; j++)
            cin >> P[cov(i, j)];

    for (int i = 1; i <= q; i++) {
        cin >> t[i] >> y[i] >> x[i] >> r[i];
    }

    for (int i = 1; i <= q; i += SZ) {
        int X = i, Y = min(q, i + SZ - 1);
        vector <int> ask, up;
        for (int j = X; j <= Y; j++) {
            if (t[j] == 2) {
                ask.pb(j);
            } else {
                up.pb(j);
                change[cov(x[j], y[j])] = 1;
            }
        }

        for (int j = X; j <= Y; j++) {
            if (t[j] == 1) {
                P[cov(x[j], y[j])] = r[j];
            } else {
                save[j - X].clear();
                for (auto t : up) {
                    save[j - X].pb({cov(x[t], y[t]), P[cov(x[t], y[t])]});
                }
            }
        }

        sort(all(ask), [&](int a, int b) { return r[a] < r[b]; });
        for (int j = 1; j <= n * m; j++) {
            mp[j].clear();
            if (change[j] == 0)
                mp[j][P[j]]++;

            sz[j] = 1;
            p[j] = 0;
            cc[j] = 1;
        }

        int j = 0;
        for (auto id : ask) {
            while (j < sz(edge) && r[id] >= edge[j][0]) {
                unite(edge[j][1], edge[j][2]);
                j++;
            }

            for (auto t : save[id - X]) {
                upd(t.f, t.s);
            }

            if (r[id] >= L[cov(x[id], y[id])])
                ans[id] = cc[get(cov(x[id], y[id]))];

            rollback();
        }

        for (auto id : up)
            change[cov(x[id], y[id])] = 0;
    }

    for (int i = 1; i <= q; i++) {
        if (t[i] == 2) {
            cout << ans[i] << "\n";
        }
    }

    return 0;
}

int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);

    int t = 1;
    //cin >> t;

    while (t--) {
        solve();
        //cout << solve() << '\n';
    }

    return 0;
}

Subtask #1
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 39 ms 23044 KB Output is correct
2 Correct 47 ms 24252 KB Output is correct
3 Correct 44 ms 23900 KB Output is correct
4 Correct 42 ms 23812 KB Output is correct
5 Correct 47 ms 24172 KB Output is correct
6 Correct 40 ms 23304 KB Output is correct
7 Correct 45 ms 24324 KB Output is correct
8 Correct 50 ms 24324 KB Output is correct
9 Correct 50 ms 24508 KB Output is correct
10 Correct 49 ms 24324 KB Output is correct
11 Correct 49 ms 24180 KB Output is correct
12 Correct 56 ms 24856 KB Output is correct

Subtask #2
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 37 ms 22544 KB Output is correct
2 Correct 34 ms 22596 KB Output is correct
3 Correct 38 ms 23044 KB Output is correct
4 Correct 37 ms 23804 KB Output is correct
5 Correct 37 ms 24068 KB Output is correct
6 Correct 40 ms 23812 KB Output is correct
7 Correct 62 ms 25280 KB Output is correct
8 Correct 60 ms 26624 KB Output is correct
9 Correct 71 ms 25580 KB Output is correct
10 Correct 78 ms 28140 KB Output is correct
11 Correct 68 ms 27384 KB Output is correct
12 Correct 92 ms 29692 KB Output is correct

Subtask #3
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 779 ms 23912 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 24.0

# 결과 실행 시간 메모리 Grader output
1 Correct 39 ms 23044 KB Output is correct
2 Correct 47 ms 24252 KB Output is correct
3 Correct 44 ms 23900 KB Output is correct
4 Correct 42 ms 23812 KB Output is correct
5 Correct 47 ms 24172 KB Output is correct
6 Correct 40 ms 23304 KB Output is correct
7 Correct 45 ms 24324 KB Output is correct
8 Correct 50 ms 24324 KB Output is correct
9 Correct 50 ms 24508 KB Output is correct
10 Correct 49 ms 24324 KB Output is correct
11 Correct 49 ms 24180 KB Output is correct
12 Correct 56 ms 24856 KB Output is correct
13 Correct 871 ms 23536 KB Output is correct
14 Correct 2400 ms 26036 KB Output is correct
15 Incorrect 1937 ms 29104 KB Output isn't correct
16 Halted 0 ms 0 KB -

Subtask #5
0 / 29.0

# 결과 실행 시간 메모리 Grader output
1 Correct 39 ms 23044 KB Output is correct
2 Correct 47 ms 24252 KB Output is correct
3 Correct 44 ms 23900 KB Output is correct
4 Correct 42 ms 23812 KB Output is correct
5 Correct 47 ms 24172 KB Output is correct
6 Correct 40 ms 23304 KB Output is correct
7 Correct 45 ms 24324 KB Output is correct
8 Correct 50 ms 24324 KB Output is correct
9 Correct 50 ms 24508 KB Output is correct
10 Correct 49 ms 24324 KB Output is correct
11 Correct 49 ms 24180 KB Output is correct
12 Correct 56 ms 24856 KB Output is correct
13 Correct 37 ms 22544 KB Output is correct
14 Correct 34 ms 22596 KB Output is correct
15 Correct 38 ms 23044 KB Output is correct
16 Correct 37 ms 23804 KB Output is correct
17 Correct 37 ms 24068 KB Output is correct
18 Correct 40 ms 23812 KB Output is correct
19 Correct 62 ms 25280 KB Output is correct
20 Correct 60 ms 26624 KB Output is correct
21 Correct 71 ms 25580 KB Output is correct
22 Correct 78 ms 28140 KB Output is correct
23 Correct 68 ms 27384 KB Output is correct
24 Correct 92 ms 29692 KB Output is correct
25 Incorrect 779 ms 23912 KB Output isn't correct
26 Halted 0 ms 0 KB -