Submission #302621

# Submission time Handle Problem Language Result Execution time Memory
302621 2020-09-18T23:40:24 Z Namnamseo Carnival Tickets (IOI20_tickets) C++17
100 / 100
907 ms 45572 KB
#include "tickets.h"
#include <vector>
#include <queue>
#include <algorithm>
using namespace std;
using pp=pair<int, int>;
using ll=long long;

int n, m, k;
int prog[1510];

priority_queue<pp> pq;
ll ans;

int pg(auto &x, int i, int j) {
	return -x[i][j]-x[i][m-k+j];
}

#include <bitset>
bitset<1510> bs;
ll find_maximum(int k_, vector<vector<int>> x) {
	n = x.size(); m = x[0].size(); k = k_;

	for(int i=0; i<n; ++i) for(int j=m-k; j<m; ++j) ans += x[i][j];

	for(int i=0; i<n; ++i) pq.emplace(pg(x, i, 0), i);

	for(int cnt=n*k/2; cnt--;) {
		auto [tv, ti] = pq.top(); pq.pop();
		ans += tv;
		if (++prog[ti] != k) {
			pq.emplace(pg(x, ti, prog[ti]), ti);
		}
	}

	int ri = 0;
	for(int i=0; i<n; ++i) {
		fill(x[i].begin(), x[i].end(), -1);
		int t = prog[i];
		for(int j=0; j<t; ++j) {
			x[i][j] = ri;
			bs[ri] = 1;
			if (++ri == k) ri = 0;
		}
		int ng = 0;
		for(int j=m-(k-prog[i]); j<m; ++j) {
			while (bs[ng]) ++ng;
			x[i][j] = ng++;
		}
		bs.reset();
	}

	allocate_tickets(x);

	return ans;
}

Compilation message

tickets.cpp:15:8: warning: use of 'auto' in parameter declaration only available with '-fconcepts'
   15 | int pg(auto &x, int i, int j) {
      |        ^~~~
# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 1 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 640 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 3 ms 384 KB Output is correct
5 Correct 30 ms 2040 KB Output is correct
6 Correct 734 ms 42616 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 3 ms 384 KB Output is correct
5 Correct 24 ms 2048 KB Output is correct
6 Correct 612 ms 43640 KB Output is correct
7 Correct 622 ms 44024 KB Output is correct
8 Correct 3 ms 512 KB Output is correct
9 Correct 0 ms 256 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 7 ms 768 KB Output is correct
13 Correct 21 ms 1792 KB Output is correct
14 Correct 21 ms 1784 KB Output is correct
15 Correct 649 ms 44536 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 256 KB Output is correct
4 Correct 3 ms 384 KB Output is correct
5 Correct 36 ms 2048 KB Output is correct
6 Correct 6 ms 640 KB Output is correct
7 Correct 7 ms 768 KB Output is correct
8 Correct 907 ms 45560 KB Output is correct
9 Correct 811 ms 42360 KB Output is correct
10 Correct 808 ms 42488 KB Output is correct
11 Correct 863 ms 45560 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 3 ms 416 KB Output is correct
4 Correct 3 ms 384 KB Output is correct
5 Correct 3 ms 384 KB Output is correct
6 Correct 3 ms 384 KB Output is correct
7 Correct 1 ms 256 KB Output is correct
8 Correct 1 ms 256 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 3 ms 384 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 3 ms 384 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 3 ms 416 KB Output is correct
4 Correct 3 ms 384 KB Output is correct
5 Correct 3 ms 384 KB Output is correct
6 Correct 3 ms 384 KB Output is correct
7 Correct 1 ms 256 KB Output is correct
8 Correct 1 ms 256 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 3 ms 384 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 3 ms 384 KB Output is correct
13 Correct 29 ms 2048 KB Output is correct
14 Correct 30 ms 2044 KB Output is correct
15 Correct 32 ms 2040 KB Output is correct
16 Correct 34 ms 2040 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 27 ms 2040 KB Output is correct
21 Correct 42 ms 2040 KB Output is correct
22 Correct 28 ms 2016 KB Output is correct
23 Correct 34 ms 2040 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 1 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 640 KB Output is correct
7 Correct 1 ms 256 KB Output is correct
8 Correct 1 ms 256 KB Output is correct
9 Correct 0 ms 256 KB Output is correct
10 Correct 3 ms 384 KB Output is correct
11 Correct 30 ms 2040 KB Output is correct
12 Correct 734 ms 42616 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 0 ms 256 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 3 ms 384 KB Output is correct
17 Correct 24 ms 2048 KB Output is correct
18 Correct 612 ms 43640 KB Output is correct
19 Correct 622 ms 44024 KB Output is correct
20 Correct 3 ms 512 KB Output is correct
21 Correct 0 ms 256 KB Output is correct
22 Correct 0 ms 256 KB Output is correct
23 Correct 1 ms 384 KB Output is correct
24 Correct 7 ms 768 KB Output is correct
25 Correct 21 ms 1792 KB Output is correct
26 Correct 21 ms 1784 KB Output is correct
27 Correct 649 ms 44536 KB Output is correct
28 Correct 0 ms 256 KB Output is correct
29 Correct 1 ms 384 KB Output is correct
30 Correct 1 ms 256 KB Output is correct
31 Correct 3 ms 384 KB Output is correct
32 Correct 36 ms 2048 KB Output is correct
33 Correct 6 ms 640 KB Output is correct
34 Correct 7 ms 768 KB Output is correct
35 Correct 907 ms 45560 KB Output is correct
36 Correct 811 ms 42360 KB Output is correct
37 Correct 808 ms 42488 KB Output is correct
38 Correct 863 ms 45560 KB Output is correct
39 Correct 0 ms 256 KB Output is correct
40 Correct 3 ms 384 KB Output is correct
41 Correct 3 ms 416 KB Output is correct
42 Correct 3 ms 384 KB Output is correct
43 Correct 3 ms 384 KB Output is correct
44 Correct 3 ms 384 KB Output is correct
45 Correct 1 ms 256 KB Output is correct
46 Correct 1 ms 256 KB Output is correct
47 Correct 2 ms 384 KB Output is correct
48 Correct 3 ms 384 KB Output is correct
49 Correct 2 ms 384 KB Output is correct
50 Correct 3 ms 384 KB Output is correct
51 Correct 29 ms 2048 KB Output is correct
52 Correct 30 ms 2044 KB Output is correct
53 Correct 32 ms 2040 KB Output is correct
54 Correct 34 ms 2040 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 27 ms 2040 KB Output is correct
59 Correct 42 ms 2040 KB Output is correct
60 Correct 28 ms 2016 KB Output is correct
61 Correct 34 ms 2040 KB Output is correct
62 Correct 81 ms 5032 KB Output is correct
63 Correct 82 ms 4984 KB Output is correct
64 Correct 97 ms 5368 KB Output is correct
65 Correct 362 ms 19576 KB Output is correct
66 Correct 401 ms 20088 KB Output is correct
67 Correct 7 ms 768 KB Output is correct
68 Correct 6 ms 640 KB Output is correct
69 Correct 730 ms 42592 KB Output is correct
70 Correct 819 ms 43468 KB Output is correct
71 Correct 891 ms 45572 KB Output is correct
72 Correct 709 ms 43664 KB Output is correct
73 Correct 835 ms 43644 KB Output is correct
74 Correct 645 ms 42232 KB Output is correct
75 Correct 779 ms 42468 KB Output is correct