제출 #824294

#제출 시각아이디문제언어결과실행 시간메모리
824294boyliguanhan수천개의 섬 (IOI22_islands)C++17
1.75 / 100
27 ms2788 KiB
#include "islands.h" #include <bits/stdc++.h> using namespace std; variant<bool, vector<int>> find_journey(int N, int M, vector<int> U, vector<int> V) { int a = -1, b = -1, c = -1, d = -1; for(int i = 0; i < M; i++) { if(max(U[i], V[i])<3) { if(U[i]==1) b = i; else if(U[i]==2) d = i; else if(V[i]==1) a = i; else c = i; } } if(d<0) return false; return vector<int> {a,b,c,d,b,a,d,c}; }
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