Submission #301278

# Submission time Handle Problem Language Result Execution time Memory
301278 2020-09-17T19:44:15 Z luciocf Carnival Tickets (IOI20_tickets) C++14
100 / 100
1132 ms 63236 KB
#include <bits/stdc++.h>
#include "tickets.h"
 
#define ff first
#define ss second
 
using namespace std;
 
typedef pair<int, int> pii;
typedef long long ll;
 
const int maxn = 1510;

int turno[maxn][maxn];
 
int ord[maxn];
int qtd[maxn], ptr_l[maxn], ptr_r[maxn];
 
ll find_maximum(int k, vector<vector<int>> x)
{
	int n = x.size();
	int m = x[0].size();
 
	ll ans = 0;
	for (int i = 0; i < n; i++)
		for (int j = 0; j < k; j++)
			ans -= 1ll*x[i][j];

	priority_queue<pair<ll, pii>> fila;

	for (int i = 0; i < n; i++)
	{
		memset(turno[i], -1, sizeof turno[i]);

		fila.push({1ll*x[i][m-1] + 1ll*x[i][k-1], {i, m-1}});

		qtd[i] = 0, ord[i] = i;
		ptr_l[i] = 0, ptr_r[i] = m-1;
	}

	for (int t = 0; t < (n*k)/2; t++)
	{
		auto pp = fila.top(); fila.pop();

		ans += pp.ff;

		qtd[pp.ss.ff]++;

		if (qtd[pp.ss.ff] == k) continue;

		int c = m-pp.ss.ss+1;

		fila.push({1ll*x[pp.ss.ff][pp.ss.ss-1] + 1ll*x[pp.ss.ff][k-c], {pp.ss.ff, pp.ss.ss-1}});
	}

	for (int r = 0; r < k; r++)
	{
		sort(ord, ord+n, [&] (int a, int b) {return qtd[a] > qtd[b];});

		for (int i = 0; i < n/2; i++)
		{
			int j = ord[i];

			turno[j][ptr_r[j]] = r;
			ptr_r[j]--;
			qtd[j]--;
		}

		for (int i = n/2; i < n; i++)
		{
			int j = ord[i];

			turno[j][ptr_l[j]] = r;
			ptr_l[j]++;
		}
	}

	vector<vector<int>> S;
		
	for (int i = 0; i < n; i++)
	{
		vector<int> y;
		y.resize(m);
		
		for (int j = 0; j < m; j++)
			y[j] = turno[i][j];

		S.push_back(y);
	}

	allocate_tickets(S);
	return ans;
}
# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 768 KB Output is correct
5 Correct 2 ms 2176 KB Output is correct
6 Correct 7 ms 9648 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 4 ms 896 KB Output is correct
5 Correct 45 ms 4216 KB Output is correct
6 Correct 791 ms 60484 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 3 ms 1024 KB Output is correct
5 Correct 27 ms 4224 KB Output is correct
6 Correct 656 ms 61432 KB Output is correct
7 Correct 698 ms 61664 KB Output is correct
8 Correct 4 ms 1152 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 416 KB Output is correct
11 Correct 0 ms 384 KB Output is correct
12 Correct 10 ms 1792 KB Output is correct
13 Correct 32 ms 5120 KB Output is correct
14 Correct 22 ms 2944 KB Output is correct
15 Correct 672 ms 62328 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 3 ms 896 KB Output is correct
5 Correct 39 ms 4216 KB Output is correct
6 Correct 9 ms 768 KB Output is correct
7 Correct 17 ms 9824 KB Output is correct
8 Correct 1132 ms 63236 KB Output is correct
9 Correct 922 ms 59500 KB Output is correct
10 Correct 977 ms 59056 KB Output is correct
11 Correct 1041 ms 63188 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 3 ms 896 KB Output is correct
3 Correct 3 ms 1024 KB Output is correct
4 Correct 3 ms 1024 KB Output is correct
5 Correct 4 ms 1024 KB Output is correct
6 Correct 3 ms 1024 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 1 ms 768 KB Output is correct
9 Correct 4 ms 1024 KB Output is correct
10 Correct 4 ms 1024 KB Output is correct
11 Correct 4 ms 1024 KB Output is correct
12 Correct 3 ms 1024 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 3 ms 896 KB Output is correct
3 Correct 3 ms 1024 KB Output is correct
4 Correct 3 ms 1024 KB Output is correct
5 Correct 4 ms 1024 KB Output is correct
6 Correct 3 ms 1024 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 1 ms 768 KB Output is correct
9 Correct 4 ms 1024 KB Output is correct
10 Correct 4 ms 1024 KB Output is correct
11 Correct 4 ms 1024 KB Output is correct
12 Correct 3 ms 1024 KB Output is correct
13 Correct 32 ms 4224 KB Output is correct
14 Correct 33 ms 4216 KB Output is correct
15 Correct 35 ms 4216 KB Output is correct
16 Correct 41 ms 4284 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 4 ms 2336 KB Output is correct
19 Correct 3 ms 2176 KB Output is correct
20 Correct 30 ms 4220 KB Output is correct
21 Correct 35 ms 4096 KB Output is correct
22 Correct 47 ms 4216 KB Output is correct
23 Correct 36 ms 4096 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 768 KB Output is correct
5 Correct 2 ms 2176 KB Output is correct
6 Correct 7 ms 9648 KB Output is correct
7 Correct 0 ms 384 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 0 ms 384 KB Output is correct
10 Correct 4 ms 896 KB Output is correct
11 Correct 45 ms 4216 KB Output is correct
12 Correct 791 ms 60484 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 3 ms 1024 KB Output is correct
17 Correct 27 ms 4224 KB Output is correct
18 Correct 656 ms 61432 KB Output is correct
19 Correct 698 ms 61664 KB Output is correct
20 Correct 4 ms 1152 KB Output is correct
21 Correct 1 ms 384 KB Output is correct
22 Correct 1 ms 416 KB Output is correct
23 Correct 0 ms 384 KB Output is correct
24 Correct 10 ms 1792 KB Output is correct
25 Correct 32 ms 5120 KB Output is correct
26 Correct 22 ms 2944 KB Output is correct
27 Correct 672 ms 62328 KB Output is correct
28 Correct 1 ms 384 KB Output is correct
29 Correct 1 ms 384 KB Output is correct
30 Correct 1 ms 384 KB Output is correct
31 Correct 3 ms 896 KB Output is correct
32 Correct 39 ms 4216 KB Output is correct
33 Correct 9 ms 768 KB Output is correct
34 Correct 17 ms 9824 KB Output is correct
35 Correct 1132 ms 63236 KB Output is correct
36 Correct 922 ms 59500 KB Output is correct
37 Correct 977 ms 59056 KB Output is correct
38 Correct 1041 ms 63188 KB Output is correct
39 Correct 0 ms 384 KB Output is correct
40 Correct 3 ms 896 KB Output is correct
41 Correct 3 ms 1024 KB Output is correct
42 Correct 3 ms 1024 KB Output is correct
43 Correct 4 ms 1024 KB Output is correct
44 Correct 3 ms 1024 KB Output is correct
45 Correct 1 ms 384 KB Output is correct
46 Correct 1 ms 768 KB Output is correct
47 Correct 4 ms 1024 KB Output is correct
48 Correct 4 ms 1024 KB Output is correct
49 Correct 4 ms 1024 KB Output is correct
50 Correct 3 ms 1024 KB Output is correct
51 Correct 32 ms 4224 KB Output is correct
52 Correct 33 ms 4216 KB Output is correct
53 Correct 35 ms 4216 KB Output is correct
54 Correct 41 ms 4284 KB Output is correct
55 Correct 2 ms 384 KB Output is correct
56 Correct 4 ms 2336 KB Output is correct
57 Correct 3 ms 2176 KB Output is correct
58 Correct 30 ms 4220 KB Output is correct
59 Correct 35 ms 4096 KB Output is correct
60 Correct 47 ms 4216 KB Output is correct
61 Correct 36 ms 4096 KB Output is correct
62 Correct 121 ms 9080 KB Output is correct
63 Correct 93 ms 9080 KB Output is correct
64 Correct 110 ms 9208 KB Output is correct
65 Correct 388 ms 29560 KB Output is correct
66 Correct 446 ms 30072 KB Output is correct
67 Correct 17 ms 9728 KB Output is correct
68 Correct 8 ms 768 KB Output is correct
69 Correct 816 ms 60280 KB Output is correct
70 Correct 1046 ms 61336 KB Output is correct
71 Correct 1010 ms 63140 KB Output is correct
72 Correct 811 ms 61104 KB Output is correct
73 Correct 1058 ms 60840 KB Output is correct
74 Correct 732 ms 59820 KB Output is correct
75 Correct 876 ms 59384 KB Output is correct