oj.uz

Submission #592110

# Submission time Handle Problem Language Result Execution time Memory
592110 2022-07-08T13:54:23 Z farhan132 Carnival Tickets (IOI20_tickets) C++17
100 / 100
 785 ms 117956 KB 
#include "tickets.h"
#include <bits/stdc++.h>
 
using namespace std;
 
typedef long long ll;
typedef pair<ll , ll> ii;
 
#define ff first
#define ss second
#define pb push_back
#define in insert

long long find_maximum(int k, std::vector<std::vector<int>> x) {
	ll n = x.size();
	ll m = x[0].size();

	vector < vector < int > > answer(n, vector < int >(m, -1));
	vector < vector < int > > neg(n, vector < int >(m, 0));
	vector < vector < int > > pos(n, vector < int >(m, 0));
	vector < ll > curX(n, k-1);
	vector < ll > curY(n, m);

	ll ans = 0;

	priority_queue < ii > p;
	for(ll i = 0; i < n; i++){
		for(ll j = 0; j < m; j++){
			if(j < k) neg[i][j] = 1, ans -= x[i][j];
		}
		if(curX[i] >= 0){
			p.push({x[i][curX[i]] + x[i][curY[i] - 1], i});
		}
	}
	for(ll itr = 0; itr < (k * n)/2; itr++){
		auto [value, i] = p.top(); p.pop();
		ans += value;
		neg[i][curX[i]] = 0;
		pos[i][curY[i] - 1] = 1;
		curY[i]--;
		curX[i]--;
		if(curX[i] >= 0){
			p.push({x[i][curX[i]] + x[i][curY[i] - 1], i});
		}
	}
	vector < ll > P[n + 10], N[n + 10];

	for(ll i = 0; i < n; i++){
		for(ll j = 0; j < m; j++){
			if(neg[i][j]) N[i].pb(j);
			if(pos[i][j]) P[i].pb(j);
		}
	}
	for(ll itr = 0; itr < k; itr++){
		ll tot = 0;
		vector < ll > done(n, 0);
		for(ll i = 0; i < n; i++){
			if(!N[i].size()){
				auto T = P[i].back(); P[i].pop_back();
				answer[i][T] = itr;
				done[i] = 1; tot++;
			}else if(!P[i].size()){
				auto T = N[i].back(); N[i].pop_back();
				answer[i][T] = itr;
				done[i] = 1;
			}
		}
		for(ll i = 0; i < n; i++){
			if(done[i]) continue;
			if(tot < n/2){
				auto T = P[i].back(); P[i].pop_back();
				answer[i][T] = itr;
				done[i] = 1; tot++;
			}else{
				auto T = N[i].back(); N[i].pop_back();
				answer[i][T] = itr;
				done[i] = 1;
			}
		}
	}
	allocate_tickets(answer);
	
	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 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 2 ms 980 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 300 KB Output is correct
4 Correct 2 ms 468 KB Output is correct
5 Correct 28 ms 3148 KB Output is correct
6 Correct 468 ms 69648 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 328 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 2 ms 568 KB Output is correct
5 Correct 19 ms 3880 KB Output is correct
6 Correct 472 ms 86772 KB Output is correct
7 Correct 510 ms 93012 KB Output is correct
8 Correct 3 ms 724 KB Output is correct
9 Correct 1 ms 300 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 5 ms 1208 KB Output is correct
13 Correct 19 ms 3372 KB Output is correct
14 Correct 17 ms 3540 KB Output is correct
15 Correct 547 ms 94660 KB Output is correct

Subtask #4
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 300 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 2 ms 596 KB Output is correct
5 Correct 25 ms 5208 KB Output is correct
6 Correct 4 ms 980 KB Output is correct
7 Correct 6 ms 1504 KB Output is correct
8 Correct 728 ms 117808 KB Output is correct
9 Correct 686 ms 111424 KB Output is correct
10 Correct 722 ms 110088 KB Output is correct
11 Correct 785 ms 117956 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 3 ms 468 KB Output is correct
3 Correct 2 ms 468 KB Output is correct
4 Correct 2 ms 596 KB Output is correct
5 Correct 4 ms 596 KB Output is correct
6 Correct 3 ms 596 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 2 ms 468 KB Output is correct
10 Correct 2 ms 596 KB Output is correct
11 Correct 2 ms 596 KB Output is correct
12 Correct 2 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 3 ms 468 KB Output is correct
3 Correct 2 ms 468 KB Output is correct
4 Correct 2 ms 596 KB Output is correct
5 Correct 4 ms 596 KB Output is correct
6 Correct 3 ms 596 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 2 ms 468 KB Output is correct
10 Correct 2 ms 596 KB Output is correct
11 Correct 2 ms 596 KB Output is correct
12 Correct 2 ms 596 KB Output is correct
13 Correct 27 ms 3944 KB Output is correct
14 Correct 20 ms 3924 KB Output is correct
15 Correct 28 ms 4556 KB Output is correct
16 Correct 29 ms 5192 KB Output is correct
17 Correct 2 ms 340 KB Output is correct
18 Correct 4 ms 644 KB Output is correct
19 Correct 2 ms 460 KB Output is correct
20 Correct 22 ms 3980 KB Output is correct
21 Correct 35 ms 4432 KB Output is correct
22 Correct 30 ms 4336 KB Output is correct
23 Correct 41 ms 4784 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 1 ms 212 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 2 ms 980 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 300 KB Output is correct
10 Correct 2 ms 468 KB Output is correct
11 Correct 28 ms 3148 KB Output is correct
12 Correct 468 ms 69648 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 328 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 2 ms 568 KB Output is correct
17 Correct 19 ms 3880 KB Output is correct
18 Correct 472 ms 86772 KB Output is correct
19 Correct 510 ms 93012 KB Output is correct
20 Correct 3 ms 724 KB Output is correct
21 Correct 1 ms 300 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 5 ms 1208 KB Output is correct
25 Correct 19 ms 3372 KB Output is correct
26 Correct 17 ms 3540 KB Output is correct
27 Correct 547 ms 94660 KB Output is correct
28 Correct 0 ms 300 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 2 ms 596 KB Output is correct
32 Correct 25 ms 5208 KB Output is correct
33 Correct 4 ms 980 KB Output is correct
34 Correct 6 ms 1504 KB Output is correct
35 Correct 728 ms 117808 KB Output is correct
36 Correct 686 ms 111424 KB Output is correct
37 Correct 722 ms 110088 KB Output is correct
38 Correct 785 ms 117956 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 3 ms 468 KB Output is correct
41 Correct 2 ms 468 KB Output is correct
42 Correct 2 ms 596 KB Output is correct
43 Correct 4 ms 596 KB Output is correct
44 Correct 3 ms 596 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 2 ms 468 KB Output is correct
48 Correct 2 ms 596 KB Output is correct
49 Correct 2 ms 596 KB Output is correct
50 Correct 2 ms 596 KB Output is correct
51 Correct 27 ms 3944 KB Output is correct
52 Correct 20 ms 3924 KB Output is correct
53 Correct 28 ms 4556 KB Output is correct
54 Correct 29 ms 5192 KB Output is correct
55 Correct 2 ms 340 KB Output is correct
56 Correct 4 ms 644 KB Output is correct
57 Correct 2 ms 460 KB Output is correct
58 Correct 22 ms 3980 KB Output is correct
59 Correct 35 ms 4432 KB Output is correct
60 Correct 30 ms 4336 KB Output is correct
61 Correct 41 ms 4784 KB Output is correct
62 Correct 65 ms 10420 KB Output is correct
63 Correct 79 ms 10492 KB Output is correct
64 Correct 83 ms 13172 KB Output is correct
65 Correct 312 ms 46112 KB Output is correct
66 Correct 333 ms 51188 KB Output is correct
67 Correct 6 ms 1492 KB Output is correct
68 Correct 5 ms 980 KB Output is correct
69 Correct 559 ms 80580 KB Output is correct
70 Correct 623 ms 93464 KB Output is correct
71 Correct 746 ms 106924 KB Output is correct
72 Correct 670 ms 101340 KB Output is correct
73 Correct 769 ms 108444 KB Output is correct
74 Correct 521 ms 88580 KB Output is correct
75 Correct 609 ms 97088 KB Output is correct