oj.uz

Submission #428212

# Submission time Handle Problem Language Result Execution time Memory
428212 2021-06-15T08:51:27 Z zoooma13 Carnival Tickets (IOI20_tickets) C++14
100 / 100
 901 ms 56876 KB 
#include "bits/stdc++.h"
#include "tickets.h"
using namespace std;

int n ,m ,k;
vector <vector <int>> x;

vector <vector <int>> construct(vector <int> pref){
    vector <int> fh[n] ,sh[n];
    for(int i = 0; i < n; i++){
        for(int j = 0; j < pref[i]; j++)
            fh[i].push_back(j);
        for(int j = m-1; j >= m - (k-pref[i]); j--)
            sh[i].push_back(j);
    }
    int round_number = 0;
    vector <int> pos(n);
	vector<vector<int>> answer(n ,vector<int>(m ,-1));
    for(int i = 0; i < n; i++)
    for(auto&c : fh[i]){
        pos[i] = round_number;
        answer[i][c] = pos[i];
        round_number = (round_number+1 == k? 0 : round_number+1);
    }
    for(int i = 0; i < n; i++)
    for(auto&c : sh[i]){
        pos[i] = (pos[i]+1 == k? 0 : pos[i]+1);
        answer[i][c] = pos[i];
    }
    return answer;
}

long long find_maximum(int _k, vector<vector<int>> _x) {
    x = _x;
    n = x.size();
    m = x[0].size();
    k = _k;

    vector <int> pref(n ,k);
    priority_queue <pair <int64_t ,int>> pq;

    int64_t tot = 0;
    for(int i = 0; i < n; i++){
        for(int j = 0; j < pref[i]; j++)
            tot -= x[i][j];
        pq.push({x[i][pref[i]-1] + x[i][m-1-(k - pref[i])] ,i});
    }
    for(int step = 0; step < n*k/2; step++){
        auto p = pq.top(); pq.pop();
        tot += p.first;
        int i = p.second;
        pref[i]--;
        if(pref[i])
            pq.push({x[i][pref[i]-1] + x[i][m-1-(k - pref[i])] ,i});
    }

    allocate_tickets(construct(pref));
    return tot;
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 296 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 300 KB Output is correct
6 Correct 2 ms 716 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 292 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 3 ms 484 KB Output is correct
5 Correct 34 ms 3152 KB Output is correct
6 Correct 652 ms 54200 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 3 ms 460 KB Output is correct
5 Correct 24 ms 2572 KB Output is correct
6 Correct 631 ms 56876 KB Output is correct
7 Correct 709 ms 49244 KB Output is correct
8 Correct 4 ms 564 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 292 KB Output is correct
12 Correct 9 ms 844 KB Output is correct
13 Correct 20 ms 2124 KB Output is correct
14 Correct 21 ms 2076 KB Output is correct
15 Correct 624 ms 50316 KB Output is correct

Subtask #4
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 296 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 3 ms 460 KB Output is correct
5 Correct 32 ms 3240 KB Output is correct
6 Correct 7 ms 716 KB Output is correct
7 Correct 7 ms 1068 KB Output is correct
8 Correct 901 ms 50840 KB Output is correct
9 Correct 882 ms 48288 KB Output is correct
10 Correct 847 ms 47548 KB Output is correct
11 Correct 846 ms 50864 KB Output is correct

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 3 ms 460 KB Output is correct
3 Correct 3 ms 460 KB Output is correct
4 Correct 4 ms 460 KB Output is correct
5 Correct 3 ms 496 KB Output is correct
6 Correct 4 ms 460 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 2 ms 332 KB Output is correct
9 Correct 3 ms 460 KB Output is correct
10 Correct 3 ms 460 KB Output is correct
11 Correct 3 ms 440 KB Output is correct
12 Correct 3 ms 460 KB Output is correct

Subtask #6
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 3 ms 460 KB Output is correct
3 Correct 3 ms 460 KB Output is correct
4 Correct 4 ms 460 KB Output is correct
5 Correct 3 ms 496 KB Output is correct
6 Correct 4 ms 460 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 2 ms 332 KB Output is correct
9 Correct 3 ms 460 KB Output is correct
10 Correct 3 ms 460 KB Output is correct
11 Correct 3 ms 440 KB Output is correct
12 Correct 3 ms 460 KB Output is correct
13 Correct 26 ms 3180 KB Output is correct
14 Correct 26 ms 3216 KB Output is correct
15 Correct 34 ms 3152 KB Output is correct
16 Correct 32 ms 3400 KB Output is correct
17 Correct 2 ms 332 KB Output is correct
18 Correct 4 ms 460 KB Output is correct
19 Correct 2 ms 332 KB Output is correct
20 Correct 33 ms 2628 KB Output is correct
21 Correct 29 ms 3228 KB Output is correct
22 Correct 27 ms 2540 KB Output is correct
23 Correct 36 ms 3044 KB Output is correct

Subtask #7
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 296 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 300 KB Output is correct
6 Correct 2 ms 716 KB Output is correct
7 Correct 1 ms 292 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 3 ms 484 KB Output is correct
11 Correct 34 ms 3152 KB Output is correct
12 Correct 652 ms 54200 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 3 ms 460 KB Output is correct
17 Correct 24 ms 2572 KB Output is correct
18 Correct 631 ms 56876 KB Output is correct
19 Correct 709 ms 49244 KB Output is correct
20 Correct 4 ms 564 KB Output is correct
21 Correct 1 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 ms 292 KB Output is correct
24 Correct 9 ms 844 KB Output is correct
25 Correct 20 ms 2124 KB Output is correct
26 Correct 21 ms 2076 KB Output is correct
27 Correct 624 ms 50316 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Correct 1 ms 296 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 3 ms 460 KB Output is correct
32 Correct 32 ms 3240 KB Output is correct
33 Correct 7 ms 716 KB Output is correct
34 Correct 7 ms 1068 KB Output is correct
35 Correct 901 ms 50840 KB Output is correct
36 Correct 882 ms 48288 KB Output is correct
37 Correct 847 ms 47548 KB Output is correct
38 Correct 846 ms 50864 KB Output is correct
39 Correct 1 ms 204 KB Output is correct
40 Correct 3 ms 460 KB Output is correct
41 Correct 3 ms 460 KB Output is correct
42 Correct 4 ms 460 KB Output is correct
43 Correct 3 ms 496 KB Output is correct
44 Correct 4 ms 460 KB Output is correct
45 Correct 1 ms 204 KB Output is correct
46 Correct 2 ms 332 KB Output is correct
47 Correct 3 ms 460 KB Output is correct
48 Correct 3 ms 460 KB Output is correct
49 Correct 3 ms 440 KB Output is correct
50 Correct 3 ms 460 KB Output is correct
51 Correct 26 ms 3180 KB Output is correct
52 Correct 26 ms 3216 KB Output is correct
53 Correct 34 ms 3152 KB Output is correct
54 Correct 32 ms 3400 KB Output is correct
55 Correct 2 ms 332 KB Output is correct
56 Correct 4 ms 460 KB Output is correct
57 Correct 2 ms 332 KB Output is correct
58 Correct 33 ms 2628 KB Output is correct
59 Correct 29 ms 3228 KB Output is correct
60 Correct 27 ms 2540 KB Output is correct
61 Correct 36 ms 3044 KB Output is correct
62 Correct 77 ms 8424 KB Output is correct
63 Correct 92 ms 8364 KB Output is correct
64 Correct 87 ms 7992 KB Output is correct
65 Correct 344 ms 33120 KB Output is correct
66 Correct 387 ms 30584 KB Output is correct
67 Correct 7 ms 1100 KB Output is correct
68 Correct 7 ms 816 KB Output is correct
69 Correct 684 ms 54336 KB Output is correct
70 Correct 731 ms 52432 KB Output is correct
71 Correct 863 ms 47916 KB Output is correct
72 Correct 686 ms 46616 KB Output is correct
73 Correct 773 ms 46216 KB Output is correct
74 Correct 606 ms 50708 KB Output is correct
75 Correct 729 ms 50756 KB Output is correct