Submission #428648

# Submission time Handle Problem Language Result Execution time Memory
428648 2021-06-15T13:29:44 Z alireza_kaviani Carnival Tickets (IOI20_tickets) C++17
100 / 100
1115 ms 73444 KB
#include "tickets.h"
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef pair<int, int> pii;

#define sep		' '

const int MAXN = 1510;
int ptr[MAXN] , sum[MAXN] , L[MAXN] , R[MAXN] , F[MAXN][MAXN];

long long find_maximum(int k, vector<vector<int>> x) {
	int n = x.size() , m = x[0].size();
	ll ans = 0 , S = 0;
	vector<pii> vec;
	vector<vector<int>> answer;
	for (int i = 0; i < n; i++) {
		vector<int> row(m , 0);
		for (int j = 0; j < k; j++) {
			ans += x[i][m - k + j]; F[i][m - k + j] = 1;
			vec.push_back({x[i][j] + x[i][m - k + j] , i});
		}
		answer.push_back(row);
	}
	sort(vec.begin(), vec.end());
	for(int i = 0 ; i < n * k / 2 ; i++){
		int val = vec[i].first , id = vec[i].second;
		ans -= val; //cout << val << sep << id << endl;
		F[id][m - k + ptr[id]] = 0; F[id][ptr[id]] = -1; 
		ptr[id]++;
	}
	for(int i = 0 ; i < n ; i++){
		L[i] = 0; R[i] = m - 1;
		for(int j = 0 ; j < m ; j++){
			sum[i] += F[i][j];
			answer[i][j] = -1;
			S += F[i][j] * x[i][j];
	//		cout << F[i][j] << sep;
		}
	//	cout << endl;
	}
	//cout << S << sep << ans << endl;
	//assert(S == ans);
	for(int i = 0 ; i < k ; i++){
		vector<pii> v;
		for(int j = 0 ; j < n ; j++){
			v.push_back({sum[j] , j});
		}
		sort(v.begin(), v.end());
		for(int j = 0 ; j < n ; j++){
			int id = v[j].second;
			if(j < n / 2){
				sum[id]++;
				answer[id][L[id]++] = i;
			}
			else{
				sum[id]--;
				answer[id][R[id]--] = i;
			}
		}
	}
	allocate_tickets(answer);
	return ans;
}
# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 588 KB Output is correct
5 Correct 2 ms 1612 KB Output is correct
6 Correct 5 ms 6732 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 3 ms 716 KB Output is correct
5 Correct 26 ms 3700 KB Output is correct
6 Correct 614 ms 57440 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 3 ms 844 KB Output is correct
5 Correct 36 ms 3924 KB Output is correct
6 Correct 681 ms 62236 KB Output is correct
7 Correct 740 ms 65212 KB Output is correct
8 Correct 5 ms 972 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 8 ms 1612 KB Output is correct
13 Correct 25 ms 4560 KB Output is correct
14 Correct 26 ms 3196 KB Output is correct
15 Correct 724 ms 69516 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 3 ms 844 KB Output is correct
5 Correct 40 ms 5180 KB Output is correct
6 Correct 9 ms 992 KB Output is correct
7 Correct 11 ms 7116 KB Output is correct
8 Correct 1089 ms 73420 KB Output is correct
9 Correct 989 ms 69328 KB Output is correct
10 Correct 1004 ms 68648 KB Output is correct
11 Correct 1115 ms 73444 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 2 ms 716 KB Output is correct
3 Correct 3 ms 844 KB Output is correct
4 Correct 3 ms 844 KB Output is correct
5 Correct 3 ms 788 KB Output is correct
6 Correct 4 ms 844 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 588 KB Output is correct
9 Correct 3 ms 844 KB Output is correct
10 Correct 3 ms 844 KB Output is correct
11 Correct 3 ms 844 KB Output is correct
12 Correct 4 ms 844 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 2 ms 716 KB Output is correct
3 Correct 3 ms 844 KB Output is correct
4 Correct 3 ms 844 KB Output is correct
5 Correct 3 ms 788 KB Output is correct
6 Correct 4 ms 844 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 588 KB Output is correct
9 Correct 3 ms 844 KB Output is correct
10 Correct 3 ms 844 KB Output is correct
11 Correct 3 ms 844 KB Output is correct
12 Correct 4 ms 844 KB Output is correct
13 Correct 26 ms 4724 KB Output is correct
14 Correct 27 ms 4780 KB Output is correct
15 Correct 33 ms 4900 KB Output is correct
16 Correct 41 ms 5160 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 4 ms 1776 KB Output is correct
19 Correct 2 ms 1612 KB Output is correct
20 Correct 34 ms 4384 KB Output is correct
21 Correct 35 ms 4800 KB Output is correct
22 Correct 43 ms 4532 KB Output is correct
23 Correct 39 ms 4920 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 588 KB Output is correct
5 Correct 2 ms 1612 KB Output is correct
6 Correct 5 ms 6732 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 3 ms 716 KB Output is correct
11 Correct 26 ms 3700 KB Output is correct
12 Correct 614 ms 57440 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 3 ms 844 KB Output is correct
17 Correct 36 ms 3924 KB Output is correct
18 Correct 681 ms 62236 KB Output is correct
19 Correct 740 ms 65212 KB Output is correct
20 Correct 5 ms 972 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 1 ms 332 KB Output is correct
24 Correct 8 ms 1612 KB Output is correct
25 Correct 25 ms 4560 KB Output is correct
26 Correct 26 ms 3196 KB Output is correct
27 Correct 724 ms 69516 KB Output is correct
28 Correct 1 ms 332 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 1 ms 332 KB Output is correct
31 Correct 3 ms 844 KB Output is correct
32 Correct 40 ms 5180 KB Output is correct
33 Correct 9 ms 992 KB Output is correct
34 Correct 11 ms 7116 KB Output is correct
35 Correct 1089 ms 73420 KB Output is correct
36 Correct 989 ms 69328 KB Output is correct
37 Correct 1004 ms 68648 KB Output is correct
38 Correct 1115 ms 73444 KB Output is correct
39 Correct 1 ms 332 KB Output is correct
40 Correct 2 ms 716 KB Output is correct
41 Correct 3 ms 844 KB Output is correct
42 Correct 3 ms 844 KB Output is correct
43 Correct 3 ms 788 KB Output is correct
44 Correct 4 ms 844 KB Output is correct
45 Correct 1 ms 332 KB Output is correct
46 Correct 1 ms 588 KB Output is correct
47 Correct 3 ms 844 KB Output is correct
48 Correct 3 ms 844 KB Output is correct
49 Correct 3 ms 844 KB Output is correct
50 Correct 4 ms 844 KB Output is correct
51 Correct 26 ms 4724 KB Output is correct
52 Correct 27 ms 4780 KB Output is correct
53 Correct 33 ms 4900 KB Output is correct
54 Correct 41 ms 5160 KB Output is correct
55 Correct 1 ms 332 KB Output is correct
56 Correct 4 ms 1776 KB Output is correct
57 Correct 2 ms 1612 KB Output is correct
58 Correct 34 ms 4384 KB Output is correct
59 Correct 35 ms 4800 KB Output is correct
60 Correct 43 ms 4532 KB Output is correct
61 Correct 39 ms 4920 KB Output is correct
62 Correct 78 ms 10620 KB Output is correct
63 Correct 73 ms 10948 KB Output is correct
64 Correct 115 ms 12116 KB Output is correct
65 Correct 351 ms 31628 KB Output is correct
66 Correct 436 ms 35568 KB Output is correct
67 Correct 13 ms 7116 KB Output is correct
68 Correct 7 ms 972 KB Output is correct
69 Correct 646 ms 59740 KB Output is correct
70 Correct 835 ms 62356 KB Output is correct
71 Correct 1047 ms 71092 KB Output is correct
72 Correct 991 ms 68540 KB Output is correct
73 Correct 976 ms 67548 KB Output is correct
74 Correct 759 ms 61320 KB Output is correct
75 Correct 852 ms 60732 KB Output is correct