oj.uz

Submission #578781

# Submission time Handle Problem Language Result Execution time Memory
578781 2022-06-18T01:04:47 Z thiago_bastos Carnival Tickets (IOI20_tickets) C++17
100 / 100
 848 ms 113720 KB 
#include "tickets.h"
#include <vector>
#include <algorithm>
#include <tuple>
 
long long find_maximum(int k, std::vector<std::vector<int>> x) {
	int n = x.size();
	int m = x[0].size();
	long long prize = 0;
 
	auto answer = std :: vector<std :: vector<int>>(n, std :: vector<int>(m, -1));
	auto type = std :: vector<std :: vector<int>>(n, std :: vector<int>(m, 0));
	std :: vector<std :: vector<int>> sum(n), sub(n);
 
	std :: vector<std :: tuple<int, int, int>> a;
 
	for(int i = 0; i < n; ++i) {
		for(int j = 0; j < k; ++j) a.emplace_back(x[i][m - k + j] + x[i][j], i, j);
		for(int j = m - k; j < m; ++j) {
			type[i][j] = 1;
			prize += x[i][j];
		}
	}
 
	std :: sort(a.begin(), a.end());
 
	for(int i = 0; i < n * k / 2; ++i) {
		auto [v, x, y] = a[i];
		prize -= v;
		type[x][y + m - k] = 0; 
		type[x][y] = -1;
	}
 
	for(int i = 0; i < n; ++i) {
		for(int j = 0; j < m; ++j) {
			if(type[i][j] == -1) sub[i].push_back(j);
			else if(type[i][j] == 1) sum[i].push_back(j);
		}
	}
 
	while(--k >= 0) {
		int L = 0, R = 0;
		for(int i = 0; i < n; ++i) {
			if(!sum[i].empty() && !sub[i].empty()) continue;
			else if(!sum[i].empty()) {
				++R;
				answer[i][sum[i].back()] = k;
				sum[i].pop_back();
			} else {
				++L;
				answer[i][sub[i].back()] = k;
				sub[i].pop_back();
			}
		}
		for(int i = 0; i < n; ++i) {
			if(sum[i].empty() || sub[i].empty()) continue;
			if(L < n / 2) {
				++L;
				answer[i][sub[i].back()] = k;
				sub[i].pop_back();
			} else {
				++R;
				answer[i][sum[i].back()] = k;
				sum[i].pop_back();
			}
		}
	}
 
	allocate_tickets(answer);
 
	return prize;
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 2 ms 852 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 2 ms 468 KB Output is correct
5 Correct 24 ms 2704 KB Output is correct
6 Correct 492 ms 60372 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 2 ms 468 KB Output is correct
5 Correct 24 ms 3320 KB Output is correct
6 Correct 610 ms 72840 KB Output is correct
7 Correct 609 ms 80184 KB Output is correct
8 Correct 3 ms 724 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 6 ms 1044 KB Output is correct
13 Correct 21 ms 3100 KB Output is correct
14 Correct 20 ms 3244 KB Output is correct
15 Correct 677 ms 89176 KB Output is correct

Subtask #4
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 3 ms 468 KB Output is correct
5 Correct 30 ms 4080 KB Output is correct
6 Correct 4 ms 792 KB Output is correct
7 Correct 6 ms 1172 KB Output is correct
8 Correct 848 ms 92040 KB Output is correct
9 Correct 753 ms 86668 KB Output is correct
10 Correct 760 ms 85896 KB Output is correct
11 Correct 795 ms 91932 KB Output is correct

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 2 ms 468 KB Output is correct
3 Correct 2 ms 468 KB Output is correct
4 Correct 2 ms 468 KB Output is correct
5 Correct 2 ms 468 KB Output is correct
6 Correct 2 ms 468 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 3 ms 556 KB Output is correct
10 Correct 3 ms 596 KB Output is correct
11 Correct 3 ms 596 KB Output is correct
12 Correct 3 ms 596 KB Output is correct

Subtask #6
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 2 ms 468 KB Output is correct
3 Correct 2 ms 468 KB Output is correct
4 Correct 2 ms 468 KB Output is correct
5 Correct 2 ms 468 KB Output is correct
6 Correct 2 ms 468 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 3 ms 556 KB Output is correct
10 Correct 3 ms 596 KB Output is correct
11 Correct 3 ms 596 KB Output is correct
12 Correct 3 ms 596 KB Output is correct
13 Correct 21 ms 3516 KB Output is correct
14 Correct 20 ms 3660 KB Output is correct
15 Correct 25 ms 4172 KB Output is correct
16 Correct 29 ms 4976 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 3 ms 624 KB Output is correct
19 Correct 2 ms 468 KB Output is correct
20 Correct 30 ms 3716 KB Output is correct
21 Correct 33 ms 4124 KB Output is correct
22 Correct 27 ms 4168 KB Output is correct
23 Correct 28 ms 4668 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 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 2 ms 852 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 2 ms 468 KB Output is correct
11 Correct 24 ms 2704 KB Output is correct
12 Correct 492 ms 60372 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 2 ms 468 KB Output is correct
17 Correct 24 ms 3320 KB Output is correct
18 Correct 610 ms 72840 KB Output is correct
19 Correct 609 ms 80184 KB Output is correct
20 Correct 3 ms 724 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 6 ms 1044 KB Output is correct
25 Correct 21 ms 3100 KB Output is correct
26 Correct 20 ms 3244 KB Output is correct
27 Correct 677 ms 89176 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 3 ms 468 KB Output is correct
32 Correct 30 ms 4080 KB Output is correct
33 Correct 4 ms 792 KB Output is correct
34 Correct 6 ms 1172 KB Output is correct
35 Correct 848 ms 92040 KB Output is correct
36 Correct 753 ms 86668 KB Output is correct
37 Correct 760 ms 85896 KB Output is correct
38 Correct 795 ms 91932 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 2 ms 468 KB Output is correct
41 Correct 2 ms 468 KB Output is correct
42 Correct 2 ms 468 KB Output is correct
43 Correct 2 ms 468 KB Output is correct
44 Correct 2 ms 468 KB Output is correct
45 Correct 1 ms 212 KB Output is correct
46 Correct 1 ms 212 KB Output is correct
47 Correct 3 ms 556 KB Output is correct
48 Correct 3 ms 596 KB Output is correct
49 Correct 3 ms 596 KB Output is correct
50 Correct 3 ms 596 KB Output is correct
51 Correct 21 ms 3516 KB Output is correct
52 Correct 20 ms 3660 KB Output is correct
53 Correct 25 ms 4172 KB Output is correct
54 Correct 29 ms 4976 KB Output is correct
55 Correct 1 ms 340 KB Output is correct
56 Correct 3 ms 624 KB Output is correct
57 Correct 2 ms 468 KB Output is correct
58 Correct 30 ms 3716 KB Output is correct
59 Correct 33 ms 4124 KB Output is correct
60 Correct 27 ms 4168 KB Output is correct
61 Correct 28 ms 4668 KB Output is correct
62 Correct 69 ms 9376 KB Output is correct
63 Correct 60 ms 9424 KB Output is correct
64 Correct 86 ms 12972 KB Output is correct
65 Correct 289 ms 42036 KB Output is correct
66 Correct 361 ms 50252 KB Output is correct
67 Correct 7 ms 1428 KB Output is correct
68 Correct 6 ms 988 KB Output is correct
69 Correct 522 ms 82096 KB Output is correct
70 Correct 670 ms 94540 KB Output is correct
71 Correct 845 ms 113720 KB Output is correct
72 Correct 786 ms 96752 KB Output is correct
73 Correct 783 ms 108400 KB Output is correct
74 Correct 624 ms 80228 KB Output is correct
75 Correct 687 ms 92420 KB Output is correct