oj.uz

Submission #960124

# Submission time Handle Problem Language Result Execution time Memory
960124 2024-04-09T17:16:14 Z tutis Longest Trip (IOI23_longesttrip) C++17
15 / 100
 13 ms 700 KB 
#include "longesttrip.h"
#include <bits/stdc++.h>
using namespace std;
mt19937_64 rng(0);
 
std::vector<int> longest_trip(int N, int D)
{
    vector<int>x,y;
    x.push_back(0);
    for(int i=1;i<N;i++){
        if(are_connected({0}, {i})){
            x.push_back(i);
        } else{
            y.push_back(i);
        }
    }
    if(y.size()>0 && !are_connected(x,y)){
        if(x.size()>y.size()){
            return x;
        } else{
            return y;
        }
    }
    if(y.empty()){
        vector<int>ans;
        vector<int>p;
        ans.push_back({1});
        for(int i=2;i<N;i++){
            p.push_back(i);
        }
        while(!p.empty()){
            shuffle(p.begin(),p.end(),rng);
            bool found=false;
            for(int i: p){
                if(are_connected({ans.back()}, {i})){
                    ans.push_back(i);
                    p.erase(find(p.begin(),p.end(), i));
                    found=true;
                    break;
                }
            }
            if(!found){
                break;
            }
        }
        ans.push_back(0);
        for(int i: p){
            ans.push_back(i);
        }
        return ans;
    }

    vector<int>ans=y;
    vector<int>p;
    for(int i=1;i<N;i++){
        if(find(y.begin(),y.end(),i)==y.end()){
            p.push_back(i);
        }
    }
    while(!p.empty()){
        shuffle(p.begin(),p.end(),rng);
        bool found=false;
        for(int i: p){
            if(are_connected({ans.back()}, {i})){
                ans.push_back(i);
                p.erase(find(p.begin(),p.end(), i));
                found=true;
                break;
            }
        }
        if(!found){
            break;
        }
    }
    ans.push_back(0);
    for(int i: p){
        ans.push_back(i);
    }
    return ans;
}

Subtask #0
0.0 / 0.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB Incorrect
2 Halted 0 ms 0 KB -

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 344 KB Output is correct
2 Correct 8 ms 344 KB Output is correct
3 Correct 9 ms 344 KB Output is correct
4 Correct 9 ms 344 KB Output is correct
5 Correct 13 ms 344 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 344 KB Output is correct
2 Correct 8 ms 344 KB Output is correct
3 Correct 9 ms 344 KB Output is correct
4 Correct 9 ms 344 KB Output is correct
5 Correct 10 ms 344 KB Output is correct
6 Correct 8 ms 344 KB Output is correct
7 Correct 8 ms 344 KB Output is correct
8 Correct 11 ms 344 KB Output is correct
9 Correct 9 ms 344 KB Output is correct
10 Correct 10 ms 344 KB Output is correct
11 Correct 11 ms 344 KB Output is correct
12 Correct 11 ms 600 KB Output is correct
13 Correct 11 ms 600 KB Output is correct

Subtask #3
0.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 340 KB Output is correct
2 Correct 8 ms 344 KB Output is correct
3 Correct 10 ms 344 KB Output is correct
4 Correct 10 ms 344 KB Output is correct
5 Correct 13 ms 600 KB Output is correct
6 Correct 8 ms 344 KB Output is correct
7 Correct 11 ms 344 KB Output is correct
8 Correct 8 ms 344 KB Output is correct
9 Correct 9 ms 600 KB Output is correct
10 Correct 10 ms 344 KB Output is correct
11 Correct 12 ms 600 KB Output is correct
12 Correct 10 ms 344 KB Output is correct
13 Correct 10 ms 600 KB Output is correct
14 Correct 6 ms 596 KB Output is correct
15 Correct 6 ms 344 KB Output is correct
16 Correct 10 ms 344 KB Output is correct
17 Correct 9 ms 600 KB Output is correct
18 Correct 10 ms 600 KB Output is correct
19 Correct 9 ms 596 KB Output is correct
20 Correct 9 ms 444 KB Output is correct
21 Correct 10 ms 604 KB Output is correct
22 Correct 11 ms 700 KB Output is correct
23 Correct 10 ms 604 KB Output is correct
24 Correct 10 ms 700 KB Output is correct
25 Correct 7 ms 344 KB Output is correct
26 Correct 9 ms 600 KB Output is correct
27 Correct 5 ms 344 KB Output is correct
28 Correct 5 ms 344 KB Output is correct
29 Correct 7 ms 344 KB Output is correct
30 Correct 5 ms 344 KB Output is correct
31 Correct 4 ms 344 KB Output is correct
32 Correct 5 ms 344 KB Output is correct
33 Correct 4 ms 344 KB Output is correct
34 Correct 4 ms 344 KB Output is correct
35 Correct 5 ms 596 KB Output is correct
36 Correct 6 ms 608 KB Output is correct
37 Correct 5 ms 344 KB Output is correct
38 Correct 5 ms 440 KB Output is correct
39 Correct 4 ms 600 KB Output is correct
40 Correct 4 ms 600 KB Output is correct
41 Correct 5 ms 344 KB Output is correct
42 Correct 4 ms 344 KB Output is correct
43 Correct 4 ms 344 KB Output is correct
44 Correct 5 ms 344 KB Output is correct
45 Correct 10 ms 344 KB Output is correct
46 Incorrect 0 ms 344 KB Incorrect
47 Halted 0 ms 0 KB -

Subtask #4
0.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 344 KB Output is correct
2 Correct 8 ms 344 KB Output is correct
3 Correct 10 ms 344 KB Output is correct
4 Correct 9 ms 344 KB Output is correct
5 Partially correct 10 ms 344 KB Output is partially correct
6 Correct 7 ms 344 KB Output is correct
7 Correct 11 ms 344 KB Output is correct
8 Correct 10 ms 344 KB Output is correct
9 Correct 10 ms 604 KB Output is correct
10 Partially correct 11 ms 344 KB Output is partially correct
11 Partially correct 10 ms 344 KB Output is partially correct
12 Partially correct 12 ms 344 KB Output is partially correct
13 Partially correct 12 ms 344 KB Output is partially correct
14 Correct 8 ms 344 KB Output is correct
15 Correct 7 ms 344 KB Output is correct
16 Correct 10 ms 344 KB Output is correct
17 Correct 12 ms 600 KB Output is correct
18 Correct 9 ms 600 KB Output is correct
19 Correct 9 ms 600 KB Output is correct
20 Correct 9 ms 600 KB Output is correct
21 Correct 6 ms 344 KB Output is correct
22 Correct 8 ms 344 KB Output is correct
23 Correct 6 ms 344 KB Output is correct
24 Correct 5 ms 344 KB Output is correct
25 Correct 5 ms 344 KB Output is correct
26 Correct 5 ms 344 KB Output is correct
27 Correct 4 ms 344 KB Output is correct
28 Correct 4 ms 600 KB Output is correct
29 Correct 4 ms 344 KB Output is correct
30 Correct 5 ms 344 KB Output is correct
31 Correct 5 ms 344 KB Output is correct
32 Correct 9 ms 344 KB Output is correct
33 Incorrect 0 ms 344 KB Incorrect
34 Halted 0 ms 0 KB -