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Submission #846613

# Submission time Handle Problem Language Result Execution time Memory
846613 2023-09-08T07:26:34 Z ttamx Longest Trip (IOI23_longesttrip) C++17
15 / 100
 6 ms 600 KB 
#include "longesttrip.h"
#include<bits/stdc++.h>

using namespace std;

vector<int> longest_trip(int N, int D)
{
    if(D==3){
        vector<int> ans(N);
        iota(ans.begin(),ans.end(),0);
        return ans;
    }
    if(D==2){
        deque<int> path;
        for(int i=0;i<3;i++)path.emplace_back(i);
        for(int i=1;i<3;i++){
            if(!are_connected({i-1},{i})){
                swap(path[0],path[i-1]);
                swap(path[2],path[i]);
                break;
            }
        }
        for(int i=3;i<N;i++){
            if(are_connected({i},{path[0]})){
                path.emplace_front(i);
            }else{
                path.emplace_back(i);
            }
        }
        vector<int> ans;
        for(auto x:path)ans.emplace_back(x);
        return ans;
    }
    return {};
}

Subtask #0
0.0 / 0.0

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

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 344 KB Output is correct
2 Correct 5 ms 344 KB Output is correct
3 Correct 4 ms 344 KB Output is correct
4 Correct 4 ms 344 KB Output is correct
5 Correct 5 ms 344 KB Output is correct
6 Correct 5 ms 344 KB Output is correct
7 Correct 4 ms 344 KB Output is correct
8 Correct 4 ms 344 KB Output is correct
9 Correct 4 ms 344 KB Output is correct
10 Correct 6 ms 436 KB Output is correct
11 Correct 4 ms 344 KB Output is correct
12 Correct 4 ms 344 KB Output is correct
13 Correct 4 ms 600 KB Output is correct

Subtask #3
0.0 / 25.0

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

Subtask #4
0.0 / 60.0

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