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Submission #615968

# Submission time Handle Problem Language Result Execution time Memory
615968 2022-07-31T16:31:06 Z azberjibiou Carnival Tickets (IOI20_tickets) C++17
100 / 100
 746 ms 99624 KB 
#include "tickets.h"
#include <bits/stdc++.h>
#define ll long long
#define pii pair<int, int>
#define fir first
#define sec second
using namespace std;
const int mxN=2000;
int N, M;
vector <vector <int>> col;
ll ans;
int maxi[mxN][mxN], mini[mxN][mxN];
int cur[mxN];
int lc[mxN], rc[mxN];
priority_queue <pii> pq;
long long find_maximum(int k, std::vector<std::vector<int>> x) {
    N=x.size();
    M=x[0].size();
	col.resize(N);
	for(int i=0;i<N;i++)    col[i].resize(M);
	for(int i=0;i<N;i++)    for(int j=0;j<M;j++)    col[i][j]=-1;
	for(int i=0;i<N;i++)
    {
        for(int j=0;j<k;j++)    maxi[i][j]=x[i][j+M-k];
        for(int j=0;j<k;j++)    mini[i][j]=x[i][j], ans-=x[i][j];
    }
    for(int i=0;i<N;i++)    cur[i]=k-1;
    for(int i=0;i<N;i++)    pq.emplace(maxi[i][k-1]+mini[i][k-1], i);
    for(int i=0;i<k*N/2;i++)
    {
        pii now=pq.top();
        pq.pop();
        ans+=now.fir;
        cur[now.sec]--;
        if(cur[now.sec]!=-1)
        {
            pq.emplace(maxi[now.sec][cur[now.sec]]+mini[now.sec][cur[now.sec]], now.sec);
        }
    }
    for(int i=0;i<N;i++)    lc[i]=0, rc[i]=M-1;
    vector <pii> tmp1;
    tmp1.resize(N);
    for(int i=0;i<N;i++)    tmp1[i]=pii(cur[i], i);
    for(int i=0;i<k;i++)
    {
        sort(tmp1.begin(), tmp1.end());
        for(int j=0;j<N/2;j++)  col[tmp1[j].sec][rc[tmp1[j].sec]--]=i;
        for(int j=N/2;j<N;j++)  col[tmp1[j].sec][lc[tmp1[j].sec]++]=i, tmp1[j].fir--;
    }
	allocate_tickets(col);
	return ans;
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 980 KB Output is correct
5 Correct 1 ms 2772 KB Output is correct
6 Correct 6 ms 12756 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 2 ms 1108 KB Output is correct
5 Correct 29 ms 5612 KB Output is correct
6 Correct 482 ms 85140 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 316 KB Output is correct
4 Correct 2 ms 1108 KB Output is correct
5 Correct 20 ms 5316 KB Output is correct
6 Correct 496 ms 77652 KB Output is correct
7 Correct 543 ms 80764 KB Output is correct
8 Correct 4 ms 1364 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 312 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 6 ms 2120 KB Output is correct
13 Correct 17 ms 6612 KB Output is correct
14 Correct 22 ms 3864 KB Output is correct
15 Correct 501 ms 81336 KB Output is correct

Subtask #4
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 2 ms 1108 KB Output is correct
5 Correct 32 ms 5536 KB Output is correct
6 Correct 4 ms 724 KB Output is correct
7 Correct 10 ms 13068 KB Output is correct
8 Correct 716 ms 99508 KB Output is correct
9 Correct 645 ms 94448 KB Output is correct
10 Correct 699 ms 93128 KB Output is correct
11 Correct 746 ms 99624 KB Output is correct

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 2 ms 1108 KB Output is correct
3 Correct 2 ms 1108 KB Output is correct
4 Correct 4 ms 1092 KB Output is correct
5 Correct 4 ms 1108 KB Output is correct
6 Correct 3 ms 1108 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 980 KB Output is correct
9 Correct 2 ms 1084 KB Output is correct
10 Correct 3 ms 1108 KB Output is correct
11 Correct 4 ms 1108 KB Output is correct
12 Correct 3 ms 1108 KB Output is correct

Subtask #6
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 2 ms 1108 KB Output is correct
3 Correct 2 ms 1108 KB Output is correct
4 Correct 4 ms 1092 KB Output is correct
5 Correct 4 ms 1108 KB Output is correct
6 Correct 3 ms 1108 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 980 KB Output is correct
9 Correct 2 ms 1084 KB Output is correct
10 Correct 3 ms 1108 KB Output is correct
11 Correct 4 ms 1108 KB Output is correct
12 Correct 3 ms 1108 KB Output is correct
13 Correct 28 ms 5616 KB Output is correct
14 Correct 20 ms 5716 KB Output is correct
15 Correct 24 ms 5964 KB Output is correct
16 Correct 26 ms 6344 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 4 ms 2888 KB Output is correct
19 Correct 2 ms 2772 KB Output is correct
20 Correct 23 ms 5436 KB Output is correct
21 Correct 24 ms 5960 KB Output is correct
22 Correct 24 ms 5688 KB Output is correct
23 Correct 25 ms 6168 KB Output is correct

Subtask #7
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 980 KB Output is correct
5 Correct 1 ms 2772 KB Output is correct
6 Correct 6 ms 12756 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 2 ms 1108 KB Output is correct
11 Correct 29 ms 5612 KB Output is correct
12 Correct 482 ms 85140 KB Output is correct
13 Correct 0 ms 340 KB Output is correct
14 Correct 0 ms 340 KB Output is correct
15 Correct 1 ms 316 KB Output is correct
16 Correct 2 ms 1108 KB Output is correct
17 Correct 20 ms 5316 KB Output is correct
18 Correct 496 ms 77652 KB Output is correct
19 Correct 543 ms 80764 KB Output is correct
20 Correct 4 ms 1364 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 312 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 6 ms 2120 KB Output is correct
25 Correct 17 ms 6612 KB Output is correct
26 Correct 22 ms 3864 KB Output is correct
27 Correct 501 ms 81336 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 0 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 2 ms 1108 KB Output is correct
32 Correct 32 ms 5536 KB Output is correct
33 Correct 4 ms 724 KB Output is correct
34 Correct 10 ms 13068 KB Output is correct
35 Correct 716 ms 99508 KB Output is correct
36 Correct 645 ms 94448 KB Output is correct
37 Correct 699 ms 93128 KB Output is correct
38 Correct 746 ms 99624 KB Output is correct
39 Correct 0 ms 340 KB Output is correct
40 Correct 2 ms 1108 KB Output is correct
41 Correct 2 ms 1108 KB Output is correct
42 Correct 4 ms 1092 KB Output is correct
43 Correct 4 ms 1108 KB Output is correct
44 Correct 3 ms 1108 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 1 ms 980 KB Output is correct
47 Correct 2 ms 1084 KB Output is correct
48 Correct 3 ms 1108 KB Output is correct
49 Correct 4 ms 1108 KB Output is correct
50 Correct 3 ms 1108 KB Output is correct
51 Correct 28 ms 5616 KB Output is correct
52 Correct 20 ms 5716 KB Output is correct
53 Correct 24 ms 5964 KB Output is correct
54 Correct 26 ms 6344 KB Output is correct
55 Correct 1 ms 340 KB Output is correct
56 Correct 4 ms 2888 KB Output is correct
57 Correct 2 ms 2772 KB Output is correct
58 Correct 23 ms 5436 KB Output is correct
59 Correct 24 ms 5960 KB Output is correct
60 Correct 24 ms 5688 KB Output is correct
61 Correct 25 ms 6168 KB Output is correct
62 Correct 55 ms 12436 KB Output is correct
63 Correct 56 ms 12516 KB Output is correct
64 Correct 79 ms 14540 KB Output is correct
65 Correct 245 ms 45004 KB Output is correct
66 Correct 295 ms 49260 KB Output is correct
67 Correct 10 ms 13252 KB Output is correct
68 Correct 4 ms 964 KB Output is correct
69 Correct 514 ms 85296 KB Output is correct
70 Correct 651 ms 95012 KB Output is correct
71 Correct 717 ms 99404 KB Output is correct
72 Correct 589 ms 84096 KB Output is correct
73 Correct 698 ms 95968 KB Output is correct
74 Correct 519 ms 80568 KB Output is correct
75 Correct 586 ms 92644 KB Output is correct