oj.uz

Submission #800183

# Submission time Handle Problem Language Result Execution time Memory
800183 2023-08-01T11:23:25 Z alvingogo Carnival Tickets (IOI20_tickets) C++14
100 / 100
 625 ms 65304 KB 
#include "tickets.h"
#include <vector>
#include <bits/stdc++.h>
#pragma GCC optimize("Ofast")
#define fs first
#define sc second
#define p_q priority_queue
using namespace std;

typedef long long ll;
long long find_maximum(int k, vector<vector<int>> x) {
	int n = x.size();
	int m = x[0].size();
	ll ret=0;
	vector<vector<int> > ans(n,vector<int>(m,-1));
	vector<pair<int,int> > v,v2;
	for(int i=0;i<n/2;i++){
		for(int j=0;j<k;j++){
			v.push_back({x[i][j]+x[i][j+(m-k)],i});
			ret-=x[i][j];
		}
	}
	for(int i=n/2;i<n;i++){
		for(int j=m-k;j<m;j++){
			v2.push_back({x[i][j]+x[i][j-(m-k)],i});
			ret+=x[i][j];
		}
	}
	sort(v.begin(),v.end(),greater<pair<int,int> >());
	sort(v2.begin(),v2.end());
	vector<pair<int,int> > nw(n);
	for(int i=0;i<n;i++){
		nw[i].sc=i;
	}
	for(int i=0;i<n/2;i++){
		nw[i].fs=k;
	}
	for(int i=0;i<n*k/2;i++){
		if(v[i].fs>v2[i].fs){
			nw[v[i].sc].fs--;
			nw[v2[i].sc].fs++;
			ret+=(v[i].fs-v2[i].fs);
		}
	}
	vector<int> l(n),r(n,m-1);
	for(int i=0;i<k;i++){
		sort(nw.begin(),nw.end(),greater<pair<int,int> >());
		for(int j=0;j<n/2;j++){
			ans[nw[j].sc][l[nw[j].sc]]=i;
			nw[j].fs--;
			l[nw[j].sc]++;
		}
		for(int j=n/2;j<n;j++){
			ans[nw[j].sc][r[nw[j].sc]]=i;
			r[nw[j].sc]--;
		}
	}
	/*
	vector<int> l(n),r(n,m-1);
	for(int w=0;w<k;w++){
		vector<pair<int,int> > v;
		for(int i=0;i<n;i++){
			v.push_back({x[i][l[i]]+x[i][r[i]],i});
		}
		sort(v.begin(),v.end());
		for(int i=0;i<n/2;i++){
			ret-=x[v[i].sc][l[v[i].sc]];
			ans[v[i].sc][l[v[i].sc]]=w;
			l[v[i].sc]++;
			ret+=x[v[i+n/2].sc][r[v[i+n/2].sc]];
			ans[v[i+n/2].sc][r[v[i+n/2].sc]]=w;
			r[v[i+n/2].sc]--;
		}
	}
	*/
	allocate_tickets(ans);
	return ret;
}

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 300 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 700 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 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 16 ms 3256 KB Output is correct
6 Correct 430 ms 51528 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 0 ms 212 KB Output is correct
3 Correct 0 ms 216 KB Output is correct
4 Correct 2 ms 468 KB Output is correct
5 Correct 16 ms 2416 KB Output is correct
6 Correct 392 ms 54352 KB Output is correct
7 Correct 426 ms 56368 KB Output is correct
8 Correct 2 ms 596 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 4 ms 852 KB Output is correct
13 Correct 15 ms 2128 KB Output is correct
14 Correct 14 ms 2228 KB Output is correct
15 Correct 476 ms 58648 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 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 2 ms 496 KB Output is correct
5 Correct 23 ms 3612 KB Output is correct
6 Correct 4 ms 852 KB Output is correct
7 Correct 5 ms 1268 KB Output is correct
8 Correct 597 ms 65304 KB Output is correct
9 Correct 583 ms 58088 KB Output is correct
10 Correct 572 ms 58020 KB Output is correct
11 Correct 625 ms 62204 KB Output is correct

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 2 ms 468 KB Output is correct
3 Correct 4 ms 468 KB Output is correct
4 Correct 2 ms 468 KB Output is correct
5 Correct 2 ms 440 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 340 KB Output is correct
9 Correct 2 ms 468 KB Output is correct
10 Correct 2 ms 508 KB Output is correct
11 Correct 3 ms 468 KB Output is correct
12 Correct 3 ms 540 KB Output is correct

Subtask #6
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 2 ms 468 KB Output is correct
3 Correct 4 ms 468 KB Output is correct
4 Correct 2 ms 468 KB Output is correct
5 Correct 2 ms 440 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 340 KB Output is correct
9 Correct 2 ms 468 KB Output is correct
10 Correct 2 ms 508 KB Output is correct
11 Correct 3 ms 468 KB Output is correct
12 Correct 3 ms 540 KB Output is correct
13 Correct 16 ms 3228 KB Output is correct
14 Correct 31 ms 3268 KB Output is correct
15 Correct 21 ms 3264 KB Output is correct
16 Correct 26 ms 3660 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 3 ms 568 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 29 ms 2768 KB Output is correct
21 Correct 31 ms 3280 KB Output is correct
22 Correct 32 ms 2976 KB Output is correct
23 Correct 22 ms 3520 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 300 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 700 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 2 ms 468 KB Output is correct
11 Correct 16 ms 3256 KB Output is correct
12 Correct 430 ms 51528 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 216 KB Output is correct
16 Correct 2 ms 468 KB Output is correct
17 Correct 16 ms 2416 KB Output is correct
18 Correct 392 ms 54352 KB Output is correct
19 Correct 426 ms 56368 KB Output is correct
20 Correct 2 ms 596 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 4 ms 852 KB Output is correct
25 Correct 15 ms 2128 KB Output is correct
26 Correct 14 ms 2228 KB Output is correct
27 Correct 476 ms 58648 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 1 ms 212 KB Output is correct
31 Correct 2 ms 496 KB Output is correct
32 Correct 23 ms 3612 KB Output is correct
33 Correct 4 ms 852 KB Output is correct
34 Correct 5 ms 1268 KB Output is correct
35 Correct 597 ms 65304 KB Output is correct
36 Correct 583 ms 58088 KB Output is correct
37 Correct 572 ms 58020 KB Output is correct
38 Correct 625 ms 62204 KB Output is correct
39 Correct 1 ms 212 KB Output is correct
40 Correct 2 ms 468 KB Output is correct
41 Correct 4 ms 468 KB Output is correct
42 Correct 2 ms 468 KB Output is correct
43 Correct 2 ms 440 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 340 KB Output is correct
47 Correct 2 ms 468 KB Output is correct
48 Correct 2 ms 508 KB Output is correct
49 Correct 3 ms 468 KB Output is correct
50 Correct 3 ms 540 KB Output is correct
51 Correct 16 ms 3228 KB Output is correct
52 Correct 31 ms 3268 KB Output is correct
53 Correct 21 ms 3264 KB Output is correct
54 Correct 26 ms 3660 KB Output is correct
55 Correct 1 ms 340 KB Output is correct
56 Correct 3 ms 568 KB Output is correct
57 Correct 1 ms 340 KB Output is correct
58 Correct 29 ms 2768 KB Output is correct
59 Correct 31 ms 3280 KB Output is correct
60 Correct 32 ms 2976 KB Output is correct
61 Correct 22 ms 3520 KB Output is correct
62 Correct 48 ms 5936 KB Output is correct
63 Correct 45 ms 5964 KB Output is correct
64 Correct 63 ms 7168 KB Output is correct
65 Correct 220 ms 23940 KB Output is correct
66 Correct 284 ms 27800 KB Output is correct
67 Correct 5 ms 980 KB Output is correct
68 Correct 6 ms 656 KB Output is correct
69 Correct 402 ms 51420 KB Output is correct
70 Correct 548 ms 53392 KB Output is correct
71 Correct 603 ms 62188 KB Output is correct
72 Correct 596 ms 59516 KB Output is correct
73 Correct 613 ms 59048 KB Output is correct
74 Correct 475 ms 52492 KB Output is correct
75 Correct 561 ms 52236 KB Output is correct