Submission #764263

#	Time	Username	Problem	Language	Result	Execution time	Memory
764263		raysh07	Thousands Islands (IOI22_islands)	C++17	5 / 100	22 ms	3132 KiB

islands

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

variant<bool, vector<int>> find_journey(int n, int m, vector<int> u, vector<int> v) {
    if (n == 2) return false;
    
    int adj[4][4];
    for (int i = 0; i < m; i++){
        if (u[i] < 3 && v[i] < 3){
            adj[u[i]][v[i]] = i;
        }
    }
    
    vector <int> ans;
    ans.push_back(adj[0][1]);
    ans.push_back(adj[1][0]);
    ans.push_back(adj[0][2]);
    ans.push_back(adj[2][0]);
    
    ans.push_back(adj[1][0]);
    ans.push_back(adj[0][1]);
    
    ans.push_back(adj[2][0]);
    ans.push_back(adj[0][2]);
    return ans;
}

• Subtask 1: 0 / 5
• Subtask 2: 5 / 5
• Subtask 3: 0 / 21
• Subtask 4: 0 / 24
• Subtask 5: 0 / 45