제출 #1170688

#제출 시각아이디문제언어결과실행 시간메모리
1170688thelegendary08수천개의 섬 (IOI22_islands)C++17
10 / 100
19 ms3400 KiB
#include "islands.h" #include<bits/stdc++.h> #define vi vector<int> #define pb push_back #define FOR(i, k, n) for(int i = k; i<n; i++) #define f0r(i,n) for(int i = 0; i< n; i++) #define mp make_pair 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) { int c1 = 0; int c2 = 0; f0r(i, m){ if(u[i] == 0)c1++; else c2++; } if(c1 >= 2 && c2 >= 1){ int a = -1; int b = -1; int c = -1; f0r(i,m){ if(u[i] == 0){ if(a == -1)a = i; else b = i; } else c = i; } return vector<int>{a,c,b,a,c,b}; } else return false; } else{ int a1,a2,b1,b2,c1,c2; f0r(i,m){ if(u[i] == 0 && v[i] == 1){ a1 = i; } else if(u[i] == 1 && v[i] == 0){ a2 = i; } else if(u[i] == 1 && v[i] == 2){ b1 = i; } else if(u[i] == 2 && v[i] == 1){ b2 = i; } else if(u[i] == 2 && v[i] == 0){ c1 = i; } else if(u[i] == 0 && v[i] == 2)c2 = i; } return vector<int>{a1, b1, c1, c2, b2, a2, c1, b1, a1, a2, b2, c2}; } }
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