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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#772209#7020. The Kouga Ninja ScrollsAlorithmWA 3674ms86736kbC++174.6kb2024-11-22 17:30:372024-11-22 17:30:37

Judging History

你现在查看的是最新测评结果

  • [2024-11-22 17:30:37]
  • 评测
  • 测评结果:WA
  • 用时:3674ms
  • 内存:86736kb
  • [2024-11-22 17:30:37]
  • 提交

answer

#include<bits/stdc++.h>
#define endl '\n'
using namespace std;
using i64 = long long;

const i64 INF = 1ll << 60;

struct ninja {
    i64 val, c;

    ninja(i64 V = 0, i64 C = 0) : val(V), c(C) { }

    bool operator<(const ninja& v) const {
        return val < v.val;
    }

    bool operator>(const ninja& v) const {
        return val > v.val;
    }
};

struct node {
    vector<ninja> nj;

    node() {
        nj.resize(4);
        nj[0] = nj[1] = ninja(-INF);
        nj[2] = nj[3] = ninja(INF);
    }
};

struct SegTree {
#define ls (p << 1)
#define rs ((p << 1) | 1)
#define mid ((l + r) >> 1)

    int n;
    vector<node> val;

    SegTree(int N = 0) : n(N) {
        val.resize(n << 2 | 1);
    }

    node merge(const node& u, const node& v) {
        node ret;
        if (u.nj[0] > v.nj[0]) {
            ret.nj[0] = u.nj[0];
            if (u.nj[1] > v.nj[0]) ret.nj[1] = u.nj[1];
            else {
                if (v.nj[0].c != ret.nj[0].c) ret.nj[1] = v.nj[0];
                else ret.nj[1] = (u.nj[1] > v.nj[1] ? u.nj[1] : v.nj[1]);
            }
        } else {
            ret.nj[0] = v.nj[0];
            if (v.nj[1] > u.nj[0]) ret.nj[1] = v.nj[1];
            else {
                if (u.nj[0].c != ret.nj[0].c) ret.nj[1] = u.nj[0];
                else ret.nj[1] = (u.nj[1] > v.nj[1] ? u.nj[1] : v.nj[1]);
            }
        }
        if (u.nj[3] < v.nj[3]) {
            ret.nj[3] = u.nj[3];
            if (u.nj[3] < v.nj[3]) ret.nj[3] = u.nj[3];
            else {
                if (v.nj[3].c != ret.nj[3].c) ret.nj[3] = v.nj[3];
                else ret.nj[3] = (u.nj[3] < v.nj[3] ? u.nj[3] : v.nj[3]);
            }
        } else {
            ret.nj[3] = v.nj[3];
            if (v.nj[3] < u.nj[3]) ret.nj[3] = v.nj[3];
            else {
                if (u.nj[3].c != ret.nj[3].c) ret.nj[3] = u.nj[3];
                else ret.nj[3] = (u.nj[3] < v.nj[3] ? u.nj[3] : v.nj[3]);
            }
        }
        return ret;
    }

    void modify(int x, i64 v, i64 c, int p, int l, int r) {
        if (l == r) {
            val[p].nj[0].val = val[p].nj[3].val = v;
            val[p].nj[0].c = val[p].nj[3].c = c;
            return;
        }

        if (x <= mid)
            modify(x, v, c, ls, l, mid);
        else
            modify(x, v, c, rs, mid + 1, r);
        val[p] = merge(val[ls], val[rs]);
    }

    node query(int s, int t, int p, int l, int r) {
        if (s <= l && r <= t)
            return val[p];

        node res;
        if (s <= mid)
            res = merge(res, query(s, t, ls, l, mid));
        if (mid + 1 <= t)
            res = merge(res, query(s, t, rs, mid + 1, r));
        return res;
    }
};

i64 get_ans(const node& u) {
    if (u.nj[0].c != u.nj[3].c)
        return u.nj[0].val - u.nj[3].val;

    i64 res = 0;
    if (u.nj[1].c)
        res = max(res, u.nj[1].val - u.nj[3].val);
    if (u.nj[2].c)
        res = max(res, u.nj[0].val - u.nj[2].val);
    return res;
}

void solve() {
    int n, m;
    cin >> n >> m;

    vector<i64> x(n + 1), y(n + 1), c(n + 1);
    SegTree tr_u(n), tr_v(n);
    for (int i = 1; i <= n; i++) {
        cin >> x[i] >> y[i] >> c[i];

        i64 u = x[i] + y[i], v = x[i] - y[i];
        tr_u.modify(i, u, c[i], 1, 1, n);
        tr_v.modify(i, v, c[i], 1, 1, n);
    }

    while (m--) {
        int op;
        cin >> op;
        if (op == 1) {
            int i;
            i64 dx, dy;
            cin >> i >> dx >> dy;
            x[i] += dx;
            y[i] += dy;

            i64 u = x[i] + y[i], v = x[i] - y[i];
            tr_u.modify(i, u, c[i], 1, 1, n);
            tr_v.modify(i, v, c[i], 1, 1, n);
        }

        if (op == 2) {
            int i;
            cin >> i;
            cin >> c[i];

            i64 u = x[i] + y[i], v = x[i] - y[i];
            tr_u.modify(i, u, c[i], 1, 1, n);
            tr_v.modify(i, v, c[i], 1, 1, n);
        }

        if (op == 3) {
            // for (int i = 1; i <= n; i++)
            //     cout << x[i] << ' ' << y[i] << ' ' << c[i] << endl;

            int l, r;
            cin >> l >> r;

            node u = tr_u.query(l, r, 1, 1, n);
            node v = tr_v.query(l, r, 1, 1, n);

            i64 ans = max(get_ans(u), get_ans(v));
            cout << ans << endl;
        }
    }
}

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

    int t = 1;
    cin >> t;
    for (int i = 1; i <= t; i++) {
        cout << "Case #" << i << ":\n";
        solve();
    }
    return 0;
}

詳細信息

Test #1:

score: 100
Accepted
time: 1ms
memory: 3872kb

input:

1
2 8
0 0 1
1 1 2
3 1 2
1 1 1 1
3 1 2
1 1 1 1
2 1 2
3 1 2
2 1 1
3 1 2

output:

Case #1:
2
0
0
2

result:

ok 5 lines

Test #2:

score: -100
Wrong Answer
time: 3674ms
memory: 86736kb

input:

60
500 500
869676911 -813404481 62
-945322435 46069424 18
-178313683 -431754291 62
365370429 989841420 403
581432447 750507267 482
151389216 29933356 18
-526811063 -170809743 105
862783905 920464530 91
343253321 -871223893 192
403379791 828503986 91
775506325 -370049275 192
533550283 -577541037 482
...

output:

Case #1:
3685787673
3468859321
3333691523
3468859321
3333691523
3333691523
3961865677
4160346448
3515366597
4160346448
3751993658
4096942446
4554140217
4554140217
2383169926
3685167062
3617781469
4554140217
3173729474
4625859024
3707466685
4554140217
4753589768
3960896897
4554140217
4554140217
45541...

result:

wrong answer 191st lines differ - expected: '2838140813', found: '2691900164'