oj.uz

Submission #1054968

# Submission time Handle Problem Language Result Execution time Memory
1054968 2024-08-12T13:28:46 Z j_vdd16 Team Contest (JOI22_team) C++17
37 / 100
 2000 ms 6976 KB 
#include <algorithm>
#include <bitset>
#include <cstdint>
#include <cstring>
#include <iostream>
#include <limits.h>
#include <math.h>
#include <map>
#include <numeric>
#include <queue>
#include <set>
#include <stack>
#include <string>
#include <vector>
 
#define int long long
#define loop(X, N) for(int X = 0; X < (N); X++)
#define all(V) V.begin(), V.end()
#define rall(V) V.rbegin(), V.rend()
 
using namespace std;
 
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef pair<int, int> ii;
typedef vector<ii> vii;
typedef vector<vector<ii>> vvii;
typedef vector<bool> vb;
typedef vector<vector<bool>> vvb;
 
 
int getMax(int* data, int size) {
    bool isSame = false;
    int best = 0;
    for (int i = 1; i < size; i++) {
        if (data[i] > data[best]) {
            best = i;
            isSame = false;
        }
        else if (data[i] == data[best])
            isSame = true;
    }
 
    if (isSame) return -1;
 
    return best;
}
 
struct Beaver {
    int x = 0, y = 0, z = 0;
 
    bool operator<(const Beaver& b) const {
        return x > b.x || (x == b.x && y > b.y) || (x == b.x && y == b.y && z > b.z);
    }
    bool operator==(const Beaver& b) const {
        return x == b.x && y == b.y && z == b.z;
    }
};
 
bool compX(const Beaver& a, const Beaver& b) {
    return a.x > b.x;
}
bool compY(const Beaver& a, const Beaver& b) {
    return a.y > b.y || (a.y == b.y && a.z > b.z);
}
 
signed main() {
    int n;
    cin >> n;
 
    vector<Beaver> beavers;
    loop(i, n) {
        int x, y, z;
        cin >> x >> y >> z;
 
        beavers.push_back(Beaver{x, y, z});
    }

    sort(all(beavers));
    n = (int)beavers.size();
 
    int bestScore = -1;
    int jStart = n - 1;
 
    vii beaversLeft;
    for (int i = n - 1; i >= 0; i--) {
        const Beaver& beaver1 = beavers[i];
 
        int jStartPrev = jStart;
        jStart = min(jStart, n - 1);
        while (jStart >= i && beavers[jStart].x < beavers[i].x) 
            jStart--;
 
        jStart++;
        if (jStart >= n) continue;
 
        for (int j = jStart; j < jStartPrev; j++)
            beaversLeft.push_back({ beavers[j].y, beavers[j].z });

        sort(all(beaversLeft), greater<ii>{});
        int m = (int)beaversLeft.size();
 
        vi sufMaxZ(m + 1);
        for (int j = m - 1; j >= 0; j--)
            sufMaxZ[j] = max(sufMaxZ[j + 1], beaversLeft[j].second);
       
        int kStart = 1;
        for (int j = 0; j < m; j++) {
            if (beaversLeft[j].first <= beaver1.y) continue;
 
            while (kStart < m && beaversLeft[j].first <= beaversLeft[kStart].first) 
                kStart++;
 
            if (kStart == m) break;
            if (sufMaxZ[kStart] <= beaversLeft[j].second || sufMaxZ[kStart] <= beaver1.z) continue;
 
            int score = beaver1.x + beaversLeft[j].first + sufMaxZ[kStart];
            bestScore = max(score, bestScore);
        }
    }
 
    std::cout << bestScore << endl;
 
    return 0;
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 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 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 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 1 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 464 KB Output is correct

Subtask #2
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 0 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 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 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 1 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 464 KB Output is correct
26 Correct 194 ms 612 KB Output is correct
27 Correct 218 ms 600 KB Output is correct
28 Correct 215 ms 604 KB Output is correct
29 Correct 234 ms 600 KB Output is correct
30 Correct 87 ms 576 KB Output is correct
31 Correct 157 ms 896 KB Output is correct
32 Correct 91 ms 604 KB Output is correct
33 Correct 28 ms 604 KB Output is correct
34 Correct 294 ms 604 KB Output is correct
35 Correct 9 ms 348 KB Output is correct
36 Correct 9 ms 348 KB Output is correct
37 Correct 217 ms 616 KB Output is correct
38 Correct 219 ms 600 KB Output is correct
39 Correct 22 ms 548 KB Output is correct

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 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 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 Execution timed out 2099 ms 6976 KB Time limit exceeded
12 Halted 0 ms 0 KB -

Subtask #4
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 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 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 Execution timed out 2099 ms 6976 KB Time limit exceeded
12 Halted 0 ms 0 KB -

Subtask #5
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 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 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 Execution timed out 2099 ms 6976 KB Time limit exceeded
12 Halted 0 ms 0 KB -

Subtask #6
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 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 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 Execution timed out 2099 ms 6976 KB Time limit exceeded
12 Halted 0 ms 0 KB -

Subtask #7
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 0 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 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 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 1 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 464 KB Output is correct
26 Correct 194 ms 612 KB Output is correct
27 Correct 218 ms 600 KB Output is correct
28 Correct 215 ms 604 KB Output is correct
29 Correct 234 ms 600 KB Output is correct
30 Correct 87 ms 576 KB Output is correct
31 Correct 157 ms 896 KB Output is correct
32 Correct 91 ms 604 KB Output is correct
33 Correct 28 ms 604 KB Output is correct
34 Correct 294 ms 604 KB Output is correct
35 Correct 9 ms 348 KB Output is correct
36 Correct 9 ms 348 KB Output is correct
37 Correct 217 ms 616 KB Output is correct
38 Correct 219 ms 600 KB Output is correct
39 Correct 22 ms 548 KB Output is correct
40 Correct 0 ms 344 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 Execution timed out 2099 ms 6976 KB Time limit exceeded
51 Halted 0 ms 0 KB -