oj.uz

Submission #301835

# Submission time Handle Problem Language Result Execution time Memory
301835 2020-09-18T08:41:30 Z majk Carnival Tickets (IOI20_tickets) C++17
100 / 100
 973 ms 62360 KB 
#include <vector>
#include <algorithm>
#include "tickets.h"
using namespace std;
 
#define x first
#define y second
typedef std::pair<int,int> pii; typedef long long ll;
template<typename T>class vector2:public vector<vector<T>>{public:vector2(){} vector2(size_t a,size_t b,T t=T()):vector<vector<T>>(a,vector<T>(b,t)){}};
 
ll find_maximum(int K, vector<vector<int>> A) {
    int N = A.size(), M = A[0].size();
 
    ll tot = 0; 
    vector<pii> S;
    for (int i = 0; i < N; ++i) {
        for (int j = 0; j < K; ++j) {
            tot += A[i][j+M-K];
            S.push_back({A[i][j] + A[i][j+M-K], i});
        }
    }
    sort(S.begin(),S.end());
    vector<int> CntLo(N, 0), CntHi(N);
    for (int i = 0; i < N*K/2; ++i) {
        tot -= S[i].x;
        CntLo[S[i].y]++;
    }
    for (int i = 0; i < N; ++i) CntHi[i] = K - CntLo[i];
    vector2<int> T(N, M, -1);
    for (int i = 0; i < K; ++i) {
        int lo = N/2, hi = N/2;
        for (int j = 0; j < N; ++j) {
            if (CntLo[j] == 0) hi--;
            if (CntLo[j] == K-i) lo--;
        }
 
        for (int j = 0; j < N; ++j) {
            if (CntLo[j] == 0) {
                T[j][M-CntHi[j]] = i;
                --CntHi[j];
            } else if (CntLo[j] == K-i) {
                --CntLo[j];
                T[j][CntLo[j]] = i;
            } else if (lo > 0) {
                --CntLo[j];
                --lo;
                T[j][CntLo[j]] = i;
            } else {
                T[j][M-CntHi[j]] = i;
                --CntHi[j];
                --hi;
            }
        }
    }
    allocate_tickets(T);
    return tot;
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 1 ms 256 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 2 ms 768 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 2 ms 512 KB Output is correct
5 Correct 29 ms 2432 KB Output is correct
6 Correct 695 ms 51448 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 3 ms 512 KB Output is correct
5 Correct 24 ms 2460 KB Output is correct
6 Correct 616 ms 53404 KB Output is correct
7 Correct 614 ms 56508 KB Output is correct
8 Correct 4 ms 640 KB Output is correct
9 Correct 1 ms 256 KB Output is correct
10 Correct 1 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 6 ms 896 KB Output is correct
13 Correct 21 ms 2300 KB Output is correct
14 Correct 20 ms 2300 KB Output is correct
15 Correct 630 ms 58684 KB Output is correct

Subtask #4
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 288 KB Output is correct
2 Correct 1 ms 288 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 3 ms 512 KB Output is correct
5 Correct 48 ms 2800 KB Output is correct
6 Correct 6 ms 768 KB Output is correct
7 Correct 7 ms 1024 KB Output is correct
8 Correct 973 ms 62360 KB Output is correct
9 Correct 884 ms 58388 KB Output is correct
10 Correct 882 ms 58264 KB Output is correct
11 Correct 939 ms 62360 KB Output is correct

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 3 ms 512 KB Output is correct
3 Correct 3 ms 512 KB Output is correct
4 Correct 3 ms 512 KB Output is correct
5 Correct 3 ms 512 KB Output is correct
6 Correct 3 ms 512 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 1 ms 256 KB Output is correct
9 Correct 2 ms 512 KB Output is correct
10 Correct 3 ms 512 KB Output is correct
11 Correct 3 ms 512 KB Output is correct
12 Correct 3 ms 512 KB Output is correct

Subtask #6
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 3 ms 512 KB Output is correct
3 Correct 3 ms 512 KB Output is correct
4 Correct 3 ms 512 KB Output is correct
5 Correct 3 ms 512 KB Output is correct
6 Correct 3 ms 512 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 1 ms 256 KB Output is correct
9 Correct 2 ms 512 KB Output is correct
10 Correct 3 ms 512 KB Output is correct
11 Correct 3 ms 512 KB Output is correct
12 Correct 3 ms 512 KB Output is correct
13 Correct 36 ms 2432 KB Output is correct
14 Correct 29 ms 2432 KB Output is correct
15 Correct 35 ms 2452 KB Output is correct
16 Correct 52 ms 2800 KB Output is correct
17 Correct 1 ms 384 KB Output is correct
18 Correct 3 ms 512 KB Output is correct
19 Correct 1 ms 384 KB Output is correct
20 Correct 30 ms 2552 KB Output is correct
21 Correct 35 ms 2564 KB Output is correct
22 Correct 32 ms 2676 KB Output is correct
23 Correct 38 ms 2676 KB Output is correct

Subtask #7
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 1 ms 256 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 2 ms 768 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 0 ms 256 KB Output is correct
10 Correct 2 ms 512 KB Output is correct
11 Correct 29 ms 2432 KB Output is correct
12 Correct 695 ms 51448 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Correct 0 ms 384 KB Output is correct
15 Correct 0 ms 256 KB Output is correct
16 Correct 3 ms 512 KB Output is correct
17 Correct 24 ms 2460 KB Output is correct
18 Correct 616 ms 53404 KB Output is correct
19 Correct 614 ms 56508 KB Output is correct
20 Correct 4 ms 640 KB Output is correct
21 Correct 1 ms 256 KB Output is correct
22 Correct 1 ms 256 KB Output is correct
23 Correct 0 ms 256 KB Output is correct
24 Correct 6 ms 896 KB Output is correct
25 Correct 21 ms 2300 KB Output is correct
26 Correct 20 ms 2300 KB Output is correct
27 Correct 630 ms 58684 KB Output is correct
28 Correct 0 ms 288 KB Output is correct
29 Correct 1 ms 288 KB Output is correct
30 Correct 0 ms 256 KB Output is correct
31 Correct 3 ms 512 KB Output is correct
32 Correct 48 ms 2800 KB Output is correct
33 Correct 6 ms 768 KB Output is correct
34 Correct 7 ms 1024 KB Output is correct
35 Correct 973 ms 62360 KB Output is correct
36 Correct 884 ms 58388 KB Output is correct
37 Correct 882 ms 58264 KB Output is correct
38 Correct 939 ms 62360 KB Output is correct
39 Correct 0 ms 256 KB Output is correct
40 Correct 3 ms 512 KB Output is correct
41 Correct 3 ms 512 KB Output is correct
42 Correct 3 ms 512 KB Output is correct
43 Correct 3 ms 512 KB Output is correct
44 Correct 3 ms 512 KB Output is correct
45 Correct 1 ms 384 KB Output is correct
46 Correct 1 ms 256 KB Output is correct
47 Correct 2 ms 512 KB Output is correct
48 Correct 3 ms 512 KB Output is correct
49 Correct 3 ms 512 KB Output is correct
50 Correct 3 ms 512 KB Output is correct
51 Correct 36 ms 2432 KB Output is correct
52 Correct 29 ms 2432 KB Output is correct
53 Correct 35 ms 2452 KB Output is correct
54 Correct 52 ms 2800 KB Output is correct
55 Correct 1 ms 384 KB Output is correct
56 Correct 3 ms 512 KB Output is correct
57 Correct 1 ms 384 KB Output is correct
58 Correct 30 ms 2552 KB Output is correct
59 Correct 35 ms 2564 KB Output is correct
60 Correct 32 ms 2676 KB Output is correct
61 Correct 38 ms 2676 KB Output is correct
62 Correct 82 ms 6008 KB Output is correct
63 Correct 88 ms 6168 KB Output is correct
64 Correct 103 ms 7272 KB Output is correct
65 Correct 377 ms 24032 KB Output is correct
66 Correct 416 ms 27860 KB Output is correct
67 Correct 7 ms 1024 KB Output is correct
68 Correct 6 ms 768 KB Output is correct
69 Correct 701 ms 51468 KB Output is correct
70 Correct 856 ms 53436 KB Output is correct
71 Correct 946 ms 62348 KB Output is correct
72 Correct 805 ms 59544 KB Output is correct
73 Correct 889 ms 59080 KB Output is correct
74 Correct 690 ms 52668 KB Output is correct
75 Correct 806 ms 52296 KB Output is correct