Submission #856984

#	Time	Username	Problem	Language	Result	Execution time	Memory
856984		IS_Rushdi	Longest Trip (IOI23_longesttrip)	C++17	5 / 100	5 ms	444 KiB

longesttrip

#include<bits/stdc++.h>
using namespace std;
#include "longesttrip.h"

// bool are_connected(vector<int>a,vector<int>b){
//     return 0;
// }
vector<int> longest_trip(int n, int k)
{
    vector<int>ans;
    if(k == 3) for(int i = 0; i < n; i++) ans.push_back(i);
    else if(k == 2){
        int v = 0;  ans.push_back(0);
        set<int>st;
        for(int i = 1; i < n; i++) st.insert(i);

        for(int i = 1; i < n; i++){
            vector<int>one;one.push_back(v);
            for(int u : st){
                vector<int>two; two.push_back(u);
                bool ok = are_connected(one,two);
                if(ok){
                    v = u;
                    break;
                }
            }
            ans.push_back(v);
            st.erase(v);
        }
    }

    return ans;
}
// int main(){

// }

• Subtask 0: 0 / 0
• Subtask 1: 5 / 5
• Subtask 2: 0 / 10
• Subtask 3: 0 / 25
• Subtask 4: 0 / 60