Submission #1034558

#TimeUsernameProblemLanguageResultExecution timeMemory
1034558Mr_HusanboyThousands Islands (IOI22_islands)C++17
0 / 100
1 ms348 KiB
#include "islands.h" #include <variant> #include <bits/stdc++.h> using namespace std; #define ff first #define ss second #define all(a) (a).begin(), (a).end() #define ll long long const int mod = 1000002022; vector<int> state, p; int n, m; vector<vector<int>> g; template<typename T> int len(T &a){return a.size();} mt19937 rng(chrono::high_resolution_clock::now().time_since_epoch().count()); variant<bool, vector<int>> find_journey( int n, int m, std::vector<int> u, std::vector<int> v) { vector<vector<int>> g(n); if(len(g[0]) <= 1) return false; return true; for(int i = 0; i < m; i ++) g[u[i]].push_back(i); if(n == 2){ if(len(g[1]) == 0) return false; return vector {g[0][0], g[1][0], g[0][1], g[0][0], g[1][0], g[0][1]}; } }
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