oj.uz

Submission #431997

# Submission time Handle Problem Language Result Execution time Memory
431997 2021-06-17T18:34:20 Z TryMax Carnival Tickets (IOI20_tickets) C++17
100 / 100
 944 ms 88544 KB 
#include "tickets.h"
#ifdef LOCAL
    #include "grader.cpp"
#endif // LOCAL
#include <bits/stdc++.h>

#define f first
#define s second
#define ll long long
#define pb push_back

using namespace std;

const int N = 2e6 + 10;

ll have[N], was[N], cnt[N], pl[N], pr[N];

ll find_maximum(int k, vector<vector<int>> x){
    int n = x.size();
    int m = x[0].size();
    ll tans = 0;
    vector<pair<int, int>> t;
    for(int i = 0; i < n; ++i){
        for(int j = m - 1; j >= m - k; --j)
            tans += x[i][j];
//        cout << i << endl;
        for(int j = 0; j < k; ++j)
            t.pb({-x[i][m - k + j] - x[i][j], i});
    }
//    cout << 1 << endl;
    sort(t.begin(), t.end(), greater<pair<int, int>>());
    for(int i = 0; i < n * k / 2; ++i)
        ++cnt[t[i].s], tans += t[i].f;
    vector<int> t1;
    for(int i = 0; i < n; ++i)
        for(int j = 0; j < cnt[i]; ++j)
            t1.pb(i);
    vector<vector<int>> ans;
    ans.resize(n);
    for(int i = 0; i < n; ++i){
        ans[i].resize(m);
        for(int j = 0; j < m; ++j)
            ans[i][j] = -1;
    }
    for(int i = 0; i < n; ++i)
        pl[i] = 0, pr[i] = m - 1;
    for(int i = 0; i < k; ++i){
        for(int j = 0; j < n; ++j)
            was[j] = 0;
        for(int j = 0; j < n / 2; ++j)
            was[t1[i + k * j]] = 1, ans[t1[i + k * j]][pl[t1[i + k * j]]++] = i;
        for(int j = 0; j < n; ++j)
            if(was[j] == 0)
                ans[j][pr[j]--] = i;
    }
    allocate_tickets(ans);
    return tans;
}
/*
2 3 2
0 2 5
1 1 3

7
0 -1 1
-1 1 0

4 2 1
5 9
1 4
3 6
2 7

12
-1 0
0 -1
0 -1
-1 0
*/

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 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 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 2 ms 460 KB Output is correct
5 Correct 25 ms 3216 KB Output is correct
6 Correct 628 ms 52048 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 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 2 ms 460 KB Output is correct
5 Correct 24 ms 2520 KB Output is correct
6 Correct 609 ms 55596 KB Output is correct
7 Correct 633 ms 59316 KB Output is correct
8 Correct 3 ms 672 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 204 KB Output is correct
12 Correct 7 ms 852 KB Output is correct
13 Correct 21 ms 2344 KB Output is correct
14 Correct 21 ms 2412 KB Output is correct
15 Correct 646 ms 62260 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 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 3 ms 572 KB Output is correct
5 Correct 36 ms 4012 KB Output is correct
6 Correct 6 ms 972 KB Output is correct
7 Correct 7 ms 1176 KB Output is correct
8 Correct 928 ms 88544 KB Output is correct
9 Correct 863 ms 82892 KB Output is correct
10 Correct 851 ms 82680 KB Output is correct
11 Correct 938 ms 88508 KB Output is correct

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 2 ms 460 KB Output is correct
3 Correct 3 ms 460 KB Output is correct
4 Correct 3 ms 460 KB Output is correct
5 Correct 3 ms 460 KB Output is correct
6 Correct 3 ms 588 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 3 ms 440 KB Output is correct
10 Correct 3 ms 588 KB Output is correct
11 Correct 3 ms 460 KB Output is correct
12 Correct 3 ms 588 KB Output is correct

Subtask #6
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 2 ms 460 KB Output is correct
3 Correct 3 ms 460 KB Output is correct
4 Correct 3 ms 460 KB Output is correct
5 Correct 3 ms 460 KB Output is correct
6 Correct 3 ms 588 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 3 ms 440 KB Output is correct
10 Correct 3 ms 588 KB Output is correct
11 Correct 3 ms 460 KB Output is correct
12 Correct 3 ms 588 KB Output is correct
13 Correct 25 ms 3172 KB Output is correct
14 Correct 25 ms 3220 KB Output is correct
15 Correct 30 ms 3424 KB Output is correct
16 Correct 35 ms 3892 KB Output is correct
17 Correct 1 ms 328 KB Output is correct
18 Correct 3 ms 588 KB Output is correct
19 Correct 2 ms 460 KB Output is correct
20 Correct 30 ms 2940 KB Output is correct
21 Correct 31 ms 3524 KB Output is correct
22 Correct 32 ms 3160 KB Output is correct
23 Correct 33 ms 3640 KB Output is correct

Subtask #7
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 2 ms 716 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 2 ms 460 KB Output is correct
11 Correct 25 ms 3216 KB Output is correct
12 Correct 628 ms 52048 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 2 ms 460 KB Output is correct
17 Correct 24 ms 2520 KB Output is correct
18 Correct 609 ms 55596 KB Output is correct
19 Correct 633 ms 59316 KB Output is correct
20 Correct 3 ms 672 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 204 KB Output is correct
24 Correct 7 ms 852 KB Output is correct
25 Correct 21 ms 2344 KB Output is correct
26 Correct 21 ms 2412 KB Output is correct
27 Correct 646 ms 62260 KB Output is correct
28 Correct 1 ms 204 KB Output is correct
29 Correct 0 ms 204 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 3 ms 572 KB Output is correct
32 Correct 36 ms 4012 KB Output is correct
33 Correct 6 ms 972 KB Output is correct
34 Correct 7 ms 1176 KB Output is correct
35 Correct 928 ms 88544 KB Output is correct
36 Correct 863 ms 82892 KB Output is correct
37 Correct 851 ms 82680 KB Output is correct
38 Correct 938 ms 88508 KB Output is correct
39 Correct 0 ms 332 KB Output is correct
40 Correct 2 ms 460 KB Output is correct
41 Correct 3 ms 460 KB Output is correct
42 Correct 3 ms 460 KB Output is correct
43 Correct 3 ms 460 KB Output is correct
44 Correct 3 ms 588 KB Output is correct
45 Correct 1 ms 332 KB Output is correct
46 Correct 1 ms 332 KB Output is correct
47 Correct 3 ms 440 KB Output is correct
48 Correct 3 ms 588 KB Output is correct
49 Correct 3 ms 460 KB Output is correct
50 Correct 3 ms 588 KB Output is correct
51 Correct 25 ms 3172 KB Output is correct
52 Correct 25 ms 3220 KB Output is correct
53 Correct 30 ms 3424 KB Output is correct
54 Correct 35 ms 3892 KB Output is correct
55 Correct 1 ms 328 KB Output is correct
56 Correct 3 ms 588 KB Output is correct
57 Correct 2 ms 460 KB Output is correct
58 Correct 30 ms 2940 KB Output is correct
59 Correct 31 ms 3524 KB Output is correct
60 Correct 32 ms 3160 KB Output is correct
61 Correct 33 ms 3640 KB Output is correct
62 Correct 69 ms 8488 KB Output is correct
63 Correct 73 ms 8456 KB Output is correct
64 Correct 99 ms 10292 KB Output is correct
65 Correct 333 ms 34620 KB Output is correct
66 Correct 391 ms 39584 KB Output is correct
67 Correct 7 ms 1196 KB Output is correct
68 Correct 7 ms 964 KB Output is correct
69 Correct 622 ms 73324 KB Output is correct
70 Correct 787 ms 77464 KB Output is correct
71 Correct 944 ms 88440 KB Output is correct
72 Correct 833 ms 72088 KB Output is correct
73 Correct 866 ms 84216 KB Output is correct
74 Correct 705 ms 63248 KB Output is correct
75 Correct 776 ms 75660 KB Output is correct