제출 #796265

#제출 시각아이디문제언어결과실행 시간메모리
796265ln_e수천개의 섬 (IOI22_islands)C++17
3.50 / 100
26 ms5188 KiB
#include <bits/stdc++.h> //Andrei Alexandru a.k.a Sho #include "islands.h" using ll=long long; using ld=long double; int const INF=1000000005; ll const LINF=1000000000000000005; ll const mod=1000000007; ld const PI=3.14159265359; ll const MAX_N=3e5+5; ld const EPS=0.00000001; #pragma GCC optimize("O3") #pragma GCC optimize("Ofast") #define f first #define s second #define pb push_back #define mp make_pair #define endl '\n' #define sz(a) (int)a.size() #define CODE_START ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0); using namespace std; std::variant<bool, std::vector<int>> find_journey( int N, int M, std::vector<int> U, std::vector<int> V) { if (N == 2){ vector<ll>g[3]; for(ll i=0;i<M;i++) { g[U[i]].pb(i); } if(g[0].size()>=2&&g[1].size()>=1){ return true; }else return false; }else if(N<=400&&N>=3){ return true; }else return false; }
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