제출 #1256498

#제출 시각아이디문제언어결과실행 시간메모리
1256498keremIsland Hopping (JOI24_island)C++20
28 / 100
3 ms428 KiB
#include "island.h" #include <bits/stdc++.h> using namespace std; #define pb push_back int n,R=-1,ind[305]; vector<int> g[305]; void dfs(int x,int ata){ if(ata!=0) answer(x,ata); int y=query(x,++ind[x]); while(!(ind[y]!=0 && y!=ata) && !(ata==1 && y==R)){ if(y!=ata) dfs(y,x); if(ind[x]==n-1) break; y=query(x,++ind[x]); } } void solve(int N, int L){ n=N; int tmp=query(1,2); if(query(tmp,1)==1) R=tmp; dfs(1,0); }
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