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Submission #1081073

# Submission time Handle Problem Language Result Execution time Memory
1081073 2024-08-29T18:01:19 Z Kipras Longest Trip (IOI23_longesttrip) C++17
5 / 100
 2 ms 344 KB 
#include <bits/stdc++.h>
typedef long long ll;
using namespace std;

bool are_connected(vector<int> a, vector<int> b);

vector<int> longest_trip(int N, int D)
{
    if(D==3) {
        vector<int> a;
        for(int i = 0; i < N; i++)a.push_back(i);
        return a;
    }else if(D==2) {
        deque<int> q;
        if(!are_connected({0}, {1})) {
            q.push_back(0);
            q.push_back(2);
            q.push_back(1);
        }
        else if(!are_connected({0}, {2})) {
            q.push_back(0);
            q.push_back(1);
            q.push_back(2);
        }
        else if(!are_connected({1}, {2})) {
            q.push_back(1);
            q.push_back(0);
            q.push_back(2);
        }

        for(int i = 3; i < N; i++) {
            if(are_connected({q.front()}, {i}))
                q.push_front(i);
            else
                q.push_back(i);
        }

        vector<int> a;
        for(int i = 0; i < N; i++) {
            a.push_back(q.front());
            q.pop_front();
        }
        return a;

    }
}

Compilation message

longesttrip.cpp: In function 'std::vector<int> longest_trip(int, int)':
longesttrip.cpp:46:1: warning: control reaches end of non-void function [-Wreturn-type]
   46 | }
      | ^

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 1 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
0.0 / 10.0

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

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 -