oj.uz

Submission #892204

# Submission time Handle Problem Language Result Execution time Memory
892204 2023-12-25T04:19:50 Z vjudge1 Team Contest (JOI22_team) C++17
100 / 100
 182 ms 18672 KB 
#include <bits/stdc++.h>

using namespace std;

#define all(x) x.begin(), x.end()
#define ar array
#define pb push_back
#define ln '\n'
#define int long long

using i64 = long long;

template <class F, class _S>
bool chmin(F &u, const _S &v){
    bool flag = false;
    if ( u > v ){
        u = v; flag |= true;
    }
    return flag;
}

template <class F, class _S>
bool chmax(F &u, const _S &v){
    bool flag = false;
    if ( u < v ){
        u = v; flag |= true;
    }
    return flag;
}

struct Fenw{
    vector <int> fenw;
    int n;
    Fenw(int n) : fenw(n + 1, 0), n(n) {}
    void upd(int i, int val){
        for (; i <= n; i += i & -i ){
            chmax(fenw[i], val);
        }
    }
    int get(int i){
        int cnt = 0;
        for (; i > 0; i -= i & -i ){
            chmax(cnt, fenw[i]);
        }
        return cnt;
    }
};

signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);

    int n; cin >> n;
    vector <int> X(n), Y(n), Z(n);
    for ( int i = 0; i < n; i++ ){
        cin >> X[i] >> Y[i] >> Z[i];
    }
    auto f = [&](auto X, auto Y, auto Z){
        vector <int> p(n), pos;
        for ( int i = 0; i < n; i++ ){
            pos.pb(Y[i]);
            p[i] = i;
        }
        sort(all(pos));
        pos.resize(unique(all(pos)) - pos.begin());
        sort(all(p), [&](int &u, int &v){
             return X[u] < X[v];
        });
        auto get = [&](int x){
            return lower_bound(all(pos), x) - pos.begin() + 1;
        };
        const int inf = 1e16;
        vector <ar<int,2>> pf(n, {-inf, -1});
        Fenw fn(n);
        for ( int i = 0; i < n; i++ ){
            int q = fn.get(get(Y[p[i]]) - 1);
            if ( i ) pf[i] = pf[i - 1];
            if ( q > Z[p[i]] ){
                chmax(pf[i], ar<int,2>{q + Y[p[i]], Y[p[i]]});
            }
            fn.upd(get(Y[p[i]]), Z[p[i]]);
        }
        int opt = -1;
        for ( int i = 0; i < n;){
            int j = i;
            while ( j < n && X[p[i]] == X[p[j]] ){
                if ( i > 0 ){
                    int y = pf[i - 1][1], z = pf[i - 1][0] - y;
                    if ( y > Y[p[j]] && z > Z[p[j]] ){
                        chmax(opt, z + y + X[p[j]]);
                    }
                } ++j;
            } i = j;
        }
        return opt;
    };
    cout << max(f(X, Y, Z), f(X, Z, Y));

    cout << '\n';
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct

Subtask #2
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 4 ms 832 KB Output is correct
27 Correct 4 ms 832 KB Output is correct
28 Correct 3 ms 832 KB Output is correct
29 Correct 3 ms 832 KB Output is correct
30 Correct 2 ms 604 KB Output is correct
31 Correct 3 ms 832 KB Output is correct
32 Correct 3 ms 832 KB Output is correct
33 Correct 2 ms 1112 KB Output is correct
34 Correct 3 ms 832 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 2 ms 1084 KB Output is correct
38 Correct 3 ms 832 KB Output is correct
39 Correct 1 ms 604 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 52 ms 17536 KB Output is correct
12 Correct 39 ms 11744 KB Output is correct
13 Correct 35 ms 13840 KB Output is correct
14 Correct 53 ms 17640 KB Output is correct
15 Correct 44 ms 18672 KB Output is correct
16 Correct 40 ms 17548 KB Output is correct

Subtask #4
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 52 ms 17536 KB Output is correct
12 Correct 39 ms 11744 KB Output is correct
13 Correct 35 ms 13840 KB Output is correct
14 Correct 53 ms 17640 KB Output is correct
15 Correct 44 ms 18672 KB Output is correct
16 Correct 40 ms 17548 KB Output is correct
17 Correct 0 ms 344 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 604 KB Output is correct
22 Correct 67 ms 17704 KB Output is correct
23 Correct 57 ms 17268 KB Output is correct
24 Correct 45 ms 12388 KB Output is correct
25 Correct 62 ms 17652 KB Output is correct
26 Correct 47 ms 17684 KB Output is correct

Subtask #5
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 52 ms 17536 KB Output is correct
12 Correct 39 ms 11744 KB Output is correct
13 Correct 35 ms 13840 KB Output is correct
14 Correct 53 ms 17640 KB Output is correct
15 Correct 44 ms 18672 KB Output is correct
16 Correct 40 ms 17548 KB Output is correct
17 Correct 0 ms 344 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 604 KB Output is correct
22 Correct 67 ms 17704 KB Output is correct
23 Correct 57 ms 17268 KB Output is correct
24 Correct 45 ms 12388 KB Output is correct
25 Correct 62 ms 17652 KB Output is correct
26 Correct 47 ms 17684 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 2 ms 832 KB Output is correct
32 Correct 1 ms 344 KB Output is correct
33 Correct 1 ms 348 KB Output is correct
34 Correct 84 ms 16892 KB Output is correct
35 Correct 76 ms 16128 KB Output is correct
36 Correct 83 ms 17700 KB Output is correct
37 Correct 87 ms 17960 KB Output is correct
38 Correct 57 ms 17252 KB Output is correct
39 Correct 30 ms 10520 KB Output is correct

Subtask #6
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 52 ms 17536 KB Output is correct
12 Correct 39 ms 11744 KB Output is correct
13 Correct 35 ms 13840 KB Output is correct
14 Correct 53 ms 17640 KB Output is correct
15 Correct 44 ms 18672 KB Output is correct
16 Correct 40 ms 17548 KB Output is correct
17 Correct 0 ms 344 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 604 KB Output is correct
22 Correct 67 ms 17704 KB Output is correct
23 Correct 57 ms 17268 KB Output is correct
24 Correct 45 ms 12388 KB Output is correct
25 Correct 62 ms 17652 KB Output is correct
26 Correct 47 ms 17684 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 2 ms 832 KB Output is correct
32 Correct 1 ms 344 KB Output is correct
33 Correct 1 ms 348 KB Output is correct
34 Correct 84 ms 16892 KB Output is correct
35 Correct 76 ms 16128 KB Output is correct
36 Correct 83 ms 17700 KB Output is correct
37 Correct 87 ms 17960 KB Output is correct
38 Correct 57 ms 17252 KB Output is correct
39 Correct 30 ms 10520 KB Output is correct
40 Correct 2 ms 856 KB Output is correct
41 Correct 3 ms 832 KB Output is correct
42 Correct 2 ms 832 KB Output is correct
43 Correct 3 ms 832 KB Output is correct
44 Correct 122 ms 17688 KB Output is correct
45 Correct 115 ms 17868 KB Output is correct
46 Correct 116 ms 17700 KB Output is correct
47 Correct 110 ms 17716 KB Output is correct
48 Correct 69 ms 17636 KB Output is correct

Subtask #7
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 4 ms 832 KB Output is correct
27 Correct 4 ms 832 KB Output is correct
28 Correct 3 ms 832 KB Output is correct
29 Correct 3 ms 832 KB Output is correct
30 Correct 2 ms 604 KB Output is correct
31 Correct 3 ms 832 KB Output is correct
32 Correct 3 ms 832 KB Output is correct
33 Correct 2 ms 1112 KB Output is correct
34 Correct 3 ms 832 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 2 ms 1084 KB Output is correct
38 Correct 3 ms 832 KB Output is correct
39 Correct 1 ms 604 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 0 ms 348 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 0 ms 348 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 52 ms 17536 KB Output is correct
51 Correct 39 ms 11744 KB Output is correct
52 Correct 35 ms 13840 KB Output is correct
53 Correct 53 ms 17640 KB Output is correct
54 Correct 44 ms 18672 KB Output is correct
55 Correct 40 ms 17548 KB Output is correct
56 Correct 0 ms 344 KB Output is correct
57 Correct 0 ms 348 KB Output is correct
58 Correct 1 ms 348 KB Output is correct
59 Correct 0 ms 348 KB Output is correct
60 Correct 1 ms 604 KB Output is correct
61 Correct 67 ms 17704 KB Output is correct
62 Correct 57 ms 17268 KB Output is correct
63 Correct 45 ms 12388 KB Output is correct
64 Correct 62 ms 17652 KB Output is correct
65 Correct 47 ms 17684 KB Output is correct
66 Correct 0 ms 348 KB Output is correct
67 Correct 0 ms 348 KB Output is correct
68 Correct 0 ms 348 KB Output is correct
69 Correct 1 ms 348 KB Output is correct
70 Correct 2 ms 832 KB Output is correct
71 Correct 1 ms 344 KB Output is correct
72 Correct 1 ms 348 KB Output is correct
73 Correct 84 ms 16892 KB Output is correct
74 Correct 76 ms 16128 KB Output is correct
75 Correct 83 ms 17700 KB Output is correct
76 Correct 87 ms 17960 KB Output is correct
77 Correct 57 ms 17252 KB Output is correct
78 Correct 30 ms 10520 KB Output is correct
79 Correct 2 ms 856 KB Output is correct
80 Correct 3 ms 832 KB Output is correct
81 Correct 2 ms 832 KB Output is correct
82 Correct 3 ms 832 KB Output is correct
83 Correct 122 ms 17688 KB Output is correct
84 Correct 115 ms 17868 KB Output is correct
85 Correct 116 ms 17700 KB Output is correct
86 Correct 110 ms 17716 KB Output is correct
87 Correct 69 ms 17636 KB Output is correct
88 Correct 182 ms 17636 KB Output is correct
89 Correct 154 ms 17636 KB Output is correct
90 Correct 162 ms 17636 KB Output is correct
91 Correct 149 ms 17672 KB Output is correct
92 Correct 142 ms 17620 KB Output is correct
93 Correct 156 ms 17624 KB Output is correct
94 Correct 141 ms 17736 KB Output is correct
95 Correct 86 ms 17640 KB Output is correct
96 Correct 120 ms 17624 KB Output is correct
97 Correct 54 ms 17640 KB Output is correct
98 Correct 73 ms 17756 KB Output is correct
99 Correct 116 ms 17928 KB Output is correct