Submission #852648

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
852648	2023-09-22 10:02:00	sunwukong123	Teleporters (IOI08_teleporters)	C++14	100 / 100	644 ms	65536 KiB

teleporters

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#include <bits/stdc++.h>
using namespace std;
void debug_out() {cerr<<endl;}
template <typename Head, typename... Tail>
void debug_out(Head _H, Tail... _T) {cerr<<" "<<to_string(_H);debug_out(_T...);}
#define debug(...) cerr<<"["<<#__VA_ARGS__<<"]:",debug_out(__VA_ARGS__)
const int MAXN = 8000005;
const int inf=1000000500ll;
const int MOD = (int)1e9 + 7;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
typedef pair<int,int> pi; 
int n,m;
bool vis[MAXN];
vector<int>cycs;
int to[MAXN];
int SZ;
int init;
int cnter;
void dfs(int x, int head){
  if(vis[x]){
    cycs.push_back(SZ);
    SZ=0;
    return;
  }
  vis[x]=1;
  if(x==8*n+1){
    init=SZ;
    SZ=0;
    return;
 
 
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