Submission #44408

#	Time	Username	Problem	Language	Result	Execution time	Memory
44408		xenoframium	Amusement Park (JOI17_amusement_park)	C++14	10 / 100	40 ms	6832 KiB

Joi

#include "Joi.h"
#include <bits/stdc++.h>
#define F(i,s,n) for(int i=s;i<n;i++)
#define EB emplace_back
#define G(i,x) get<i>(x)
using namespace std;
typedef pair<int,int> ii;
typedef vector<int> vi;
typedef long long ll;
typedef vector<ii> vii;

static ll x;
static int vis[10005],cnt;
static vi adj[10005];

void dfs(int v){
    if((1LL<<cnt++%60)&x){
        MessageBoard(v,1);
    }
    else MessageBoard(v,0);
    for(int u:adj[v]){
        if(!vis[u]){
            vis[u]=1;
            dfs(u);
        }
    }
}

void Joi(int N, int M, int A[], int B[], long long X, int T) {
    x=X;
    F(i,0,M){
        adj[A[i]].EB(B[i]);
        adj[B[i]].EB(A[i]);
    }
    vis[0]=1;
    dfs(0);
}

Ioi

#include "Ioi.h"
#include <bits/stdc++.h>
#define F(i,s,n) for(int i=s;i<n;i++)
#define EB emplace_back
#define G(i,x) get<i>(x)
using namespace std;
typedef pair<int,int> ii;
typedef vector<int> vi;
typedef long long ll;
typedef vector<ii> vii;

static ll x;
static int vis[10005],p,hp,cnt,qcnt;
static vi adj[10005];

static void dfs(int v){
    int ccnt=cnt++;
    if(v==p){
        hp=1;
    }
    for(int u:adj[v]){
        if(!vis[u]){
            vis[u]=1;
            if(hp&&qcnt<120){
                if(Move(u))x|=(1LL<<(ccnt+1)%60);
                qcnt++;
            }
            dfs(u);
            if(hp&&qcnt<120){
                if(Move(v))x|=(1LL<<ccnt%60);
                qcnt++;
            }
        }
    }
}

long long Ioi(int N, int M, int A[], int B[], int P, int V, int T) {
    p=P;
    F(i,0,M){
        adj[A[i]].EB(B[i]);
        adj[B[i]].EB(A[i]);
    }
    vis[0]=1;
    dfs(0);
    return x;
}

• Subtask 1: 0 / 8
• Subtask 2: 0 / 10
• Subtask 3: 10 / 10
• Subtask 4: 0 / 55
• Subtask 5: 0 / 17