oj.uz

Submission #309504

# Submission time Handle Problem Language Result Execution time Memory
309504 2020-10-03T17:25:24 Z knon0501 Carnival Tickets (IOI20_tickets) C++14
100 / 100
 1421 ms 99788 KB 
#include "tickets.h"
#include <vector>
#include <bits/stdc++.h>
using namespace std;
int L[1501];
queue<int> A[1501];
queue<int> B[1501];
int ss[1501];
queue<int> aa[1501];
queue<int> bb[1501];
queue<pair<int,int>> Q[1501];
long long find_maximum(int k, std::vector<std::vector<int>> x) {
	int n = x.size();
	int m = x[0].size();
	std::vector<std::vector<int>> answer(n);
	int i,j;
	for(int i=0 ; i<n ; i++)answer[i].resize(m);

	for(i=0 ; i<n ; i++)for(j=0 ; j<m ; j++)answer[i][j]=-1;

	priority_queue<pair<int,int>> Q2;
	for(i=0 ; i<n ; i++){
        for(j=1 ; j<=k ; j++){
            Q[i].push({x[i][k-j]+x[i][m-j],j});
        }
        Q2.push({Q[i].front().first,i});
	}

	vector<pair<int,pair<int,int>>> v;
	for(i=0 ; i<n*k/2 ; i++){
        int t=Q2.top().second;
        Q2.pop();
        Q[t].pop();
        if(!Q[t].empty())Q2.push({Q[t].front().first,t});
	}

	for(i=0 ; i<n ; i++){
        int y;
        if(Q[i].empty())y=0;
        else y=Q[i].size();
        for(j=0 ; j<y ; j++)v.push_back({x[i][j],{i,j}});
        for(j=m-(k-y) ; j<m ; j++)v.push_back({x[i][j],{i,j}});
	}


    sort(v.begin(),v.end());
    long long ans=0;
    for(i=0 ; i<n*k/2 ; i++){
        aa[v[i].second.first].push(v[i].second.second);
        ans-=v[i].first;
    }
    for(i=n*k/2 ; i<n*k ; i++){
        bb[v[i].second.first].push(v[i].second.second);
        ans+=v[i].first;
    }


    for(j=0 ; j<k ; j++){
        vector<pair<int,int>> vv;
        for(i=0 ; i<n ; i++)vv.push_back({bb[i].size(),i});
        sort(vv.begin(),vv.end());
        for(i=0 ; i<n/2 ; i++){
            answer[vv[i].second][aa[vv[i].second].front()]=j;
            aa[vv[i].second].pop();

        }
        for(i=n/2 ; i<n ; i++){
            answer[vv[i].second][bb[vv[i].second].front()]=j;
            bb[vv[i].second].pop();
        }
    }
	allocate_tickets(answer);
	return ans;
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 5376 KB Output is correct
2 Correct 4 ms 5376 KB Output is correct
3 Correct 4 ms 5376 KB Output is correct
4 Correct 4 ms 5376 KB Output is correct
5 Correct 4 ms 5504 KB Output is correct
6 Correct 5 ms 5760 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 5376 KB Output is correct
2 Correct 4 ms 5376 KB Output is correct
3 Correct 5 ms 5376 KB Output is correct
4 Correct 6 ms 5504 KB Output is correct
5 Correct 35 ms 7544 KB Output is correct
6 Correct 733 ms 56668 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 5376 KB Output is correct
2 Correct 4 ms 5376 KB Output is correct
3 Correct 4 ms 5376 KB Output is correct
4 Correct 7 ms 5504 KB Output is correct
5 Correct 35 ms 8056 KB Output is correct
6 Correct 876 ms 71224 KB Output is correct
7 Correct 936 ms 78416 KB Output is correct
8 Correct 8 ms 5888 KB Output is correct
9 Correct 4 ms 5376 KB Output is correct
10 Correct 4 ms 5376 KB Output is correct
11 Correct 4 ms 5376 KB Output is correct
12 Correct 13 ms 6084 KB Output is correct
13 Correct 33 ms 7800 KB Output is correct
14 Correct 34 ms 7968 KB Output is correct
15 Correct 1006 ms 85176 KB Output is correct

Subtask #4
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 5376 KB Output is correct
2 Correct 4 ms 5376 KB Output is correct
3 Correct 5 ms 5376 KB Output is correct
4 Correct 7 ms 5632 KB Output is correct
5 Correct 54 ms 8816 KB Output is correct
6 Correct 12 ms 6016 KB Output is correct
7 Correct 13 ms 6092 KB Output is correct
8 Correct 1383 ms 99788 KB Output is correct
9 Correct 1327 ms 96324 KB Output is correct
10 Correct 1320 ms 96748 KB Output is correct
11 Correct 1421 ms 99784 KB Output is correct

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 5376 KB Output is correct
2 Correct 6 ms 5504 KB Output is correct
3 Correct 6 ms 5504 KB Output is correct
4 Correct 7 ms 5504 KB Output is correct
5 Correct 7 ms 5632 KB Output is correct
6 Correct 7 ms 5632 KB Output is correct
7 Correct 4 ms 5376 KB Output is correct
8 Correct 4 ms 5376 KB Output is correct
9 Correct 7 ms 5632 KB Output is correct
10 Correct 7 ms 5504 KB Output is correct
11 Correct 7 ms 5632 KB Output is correct
12 Correct 8 ms 5632 KB Output is correct

Subtask #6
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 5376 KB Output is correct
2 Correct 6 ms 5504 KB Output is correct
3 Correct 6 ms 5504 KB Output is correct
4 Correct 7 ms 5504 KB Output is correct
5 Correct 7 ms 5632 KB Output is correct
6 Correct 7 ms 5632 KB Output is correct
7 Correct 4 ms 5376 KB Output is correct
8 Correct 4 ms 5376 KB Output is correct
9 Correct 7 ms 5632 KB Output is correct
10 Correct 7 ms 5504 KB Output is correct
11 Correct 7 ms 5632 KB Output is correct
12 Correct 8 ms 5632 KB Output is correct
13 Correct 34 ms 7476 KB Output is correct
14 Correct 36 ms 7576 KB Output is correct
15 Correct 45 ms 8056 KB Output is correct
16 Correct 53 ms 8820 KB Output is correct
17 Correct 5 ms 5376 KB Output is correct
18 Correct 7 ms 5632 KB Output is correct
19 Correct 5 ms 5504 KB Output is correct
20 Correct 45 ms 8304 KB Output is correct
21 Correct 46 ms 8304 KB Output is correct
22 Correct 49 ms 8696 KB Output is correct
23 Correct 53 ms 8692 KB Output is correct

Subtask #7
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 5376 KB Output is correct
2 Correct 4 ms 5376 KB Output is correct
3 Correct 4 ms 5376 KB Output is correct
4 Correct 4 ms 5376 KB Output is correct
5 Correct 4 ms 5504 KB Output is correct
6 Correct 5 ms 5760 KB Output is correct
7 Correct 4 ms 5376 KB Output is correct
8 Correct 4 ms 5376 KB Output is correct
9 Correct 5 ms 5376 KB Output is correct
10 Correct 6 ms 5504 KB Output is correct
11 Correct 35 ms 7544 KB Output is correct
12 Correct 733 ms 56668 KB Output is correct
13 Correct 4 ms 5376 KB Output is correct
14 Correct 4 ms 5376 KB Output is correct
15 Correct 4 ms 5376 KB Output is correct
16 Correct 7 ms 5504 KB Output is correct
17 Correct 35 ms 8056 KB Output is correct
18 Correct 876 ms 71224 KB Output is correct
19 Correct 936 ms 78416 KB Output is correct
20 Correct 8 ms 5888 KB Output is correct
21 Correct 4 ms 5376 KB Output is correct
22 Correct 4 ms 5376 KB Output is correct
23 Correct 4 ms 5376 KB Output is correct
24 Correct 13 ms 6084 KB Output is correct
25 Correct 33 ms 7800 KB Output is correct
26 Correct 34 ms 7968 KB Output is correct
27 Correct 1006 ms 85176 KB Output is correct
28 Correct 4 ms 5376 KB Output is correct
29 Correct 4 ms 5376 KB Output is correct
30 Correct 5 ms 5376 KB Output is correct
31 Correct 7 ms 5632 KB Output is correct
32 Correct 54 ms 8816 KB Output is correct
33 Correct 12 ms 6016 KB Output is correct
34 Correct 13 ms 6092 KB Output is correct
35 Correct 1383 ms 99788 KB Output is correct
36 Correct 1327 ms 96324 KB Output is correct
37 Correct 1320 ms 96748 KB Output is correct
38 Correct 1421 ms 99784 KB Output is correct
39 Correct 4 ms 5376 KB Output is correct
40 Correct 6 ms 5504 KB Output is correct
41 Correct 6 ms 5504 KB Output is correct
42 Correct 7 ms 5504 KB Output is correct
43 Correct 7 ms 5632 KB Output is correct
44 Correct 7 ms 5632 KB Output is correct
45 Correct 4 ms 5376 KB Output is correct
46 Correct 4 ms 5376 KB Output is correct
47 Correct 7 ms 5632 KB Output is correct
48 Correct 7 ms 5504 KB Output is correct
49 Correct 7 ms 5632 KB Output is correct
50 Correct 8 ms 5632 KB Output is correct
51 Correct 34 ms 7476 KB Output is correct
52 Correct 36 ms 7576 KB Output is correct
53 Correct 45 ms 8056 KB Output is correct
54 Correct 53 ms 8820 KB Output is correct
55 Correct 5 ms 5376 KB Output is correct
56 Correct 7 ms 5632 KB Output is correct
57 Correct 5 ms 5504 KB Output is correct
58 Correct 45 ms 8304 KB Output is correct
59 Correct 46 ms 8304 KB Output is correct
60 Correct 49 ms 8696 KB Output is correct
61 Correct 53 ms 8692 KB Output is correct
62 Correct 87 ms 11128 KB Output is correct
63 Correct 88 ms 11120 KB Output is correct
64 Correct 143 ms 15008 KB Output is correct
65 Correct 458 ms 34400 KB Output is correct
66 Correct 598 ms 44624 KB Output is correct
67 Correct 15 ms 6092 KB Output is correct
68 Correct 11 ms 5960 KB Output is correct
69 Correct 730 ms 56580 KB Output is correct
70 Correct 1062 ms 71004 KB Output is correct
71 Correct 1386 ms 99716 KB Output is correct
72 Correct 1203 ms 97300 KB Output is correct
73 Correct 1315 ms 87900 KB Output is correct
74 Correct 925 ms 71876 KB Output is correct
75 Correct 1054 ms 71236 KB Output is correct