제출 #406132

#제출 시각아이디문제언어결과실행 시간메모리
406132urd05자동 인형 (IOI18_doll)C++14
6 / 100
100 ms11556 KiB
#include "doll.h" #include <bits/stdc++.h> using namespace std; vector<int> v; vector<int> x; vector<int> y; vector<int> nt[100001]; int now=-1; void create_circuit(int m,vector<int> a) { int n=a.size(); v.resize(m+1); x.resize(200000); y.resize(200000); nt[0].push_back(a[0]); for(int i=1;i<n;i++) { nt[a[i-1]].push_back(a[i]); } nt[a[n-1]].push_back(0); for(int i=0;i<=m;i++) { if (nt[i].empty()) { v[i]=0; } if (nt[i].size()==1) { v[i]=nt[i][0]; } if (nt[i].size()==2) { v[i]=now; x[-now-1]=nt[i][0]; y[-now-1]=nt[i][1]; now--; } if (nt[i].size()==3) { v[i]=now; x[-now-1]=now-1; y[-now-1]=nt[i][1]; x[-now]=nt[i][0]; y[-now]=nt[i][2]; now-=2; } } x.resize(-now-1); y.resize(-now-1); answer(v,x,y); }
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