Submission #63482

#TimeUsernameProblemLanguageResultExecution timeMemory
63482realityAmusement Park (JOI17_amusement_park)C++17
10 / 100
83 ms51360 KiB
#include "Joi.h"
#include "bits/stdc++.h"
using namespace std;
#define fi first
#define se second
#define ll long long
#define dbg(v) cerr<<#v<<" = "<<v<<'\n'
#define vi vector<int>
#define vl vector <ll>
#define pii pair<int,int>
#define mp make_pair
#define db long double
#define pb push_back
#define all(s) s.begin(),s.end()
template<class T> ostream& operator<<(ostream& stream, const vector<T> v){ stream << "[ "; for (int i=0; i<(int)v.size(); i++) stream << v[i] << " "; stream << "]"; return stream;}
template < class T > T smin(T &a,T b) {if (a > b) a = b;return a;}
template < class T > T smax(T &a,T b) {if (a < b) a = b;return a;}
const int N = 1e6 + 5;

static vi e;

static vi g[N];

static void dfs(int node,int prev) {
    e.pb(node);
    for (auto it : g[node])
        if (it != prev) {
            dfs(it,node);
        }
}

static int f[N];

static int get(int k) {
    return k == f[k] ? k : f[k] = get(f[k]);
}

static int n;

void Joi(int N, int M, int A[], int B[], long long X, int T) {
    n = N;
    for (int i = 0;i < n;++i)
  		f[i] = i;
  	for (int i = 0;i < M;++i) {
  		if (get(A[i]) == get(B[i]))
  			continue;
  		g[A[i]].pb(B[i]);
  		g[B[i]].pb(A[i]);
  		f[get(A[i])] = get(B[i]);
  	}
  	dfs(0,-1);
    for (int i = 0;i < n;++i)
		MessageBoard(e[i],(X >> (i % 60)) & 1);
}
#include "Ioi.h"
#include "bits/stdc++.h"
using namespace std;
#define fi first
#define se second
#define ll long long
#define dbg(v) cerr<<#v<<" = "<<v<<'\n'
#define vi vector<int>
#define vl vector <ll>
#define pii pair<int,int>
#define mp make_pair
#define db long double
#define pb push_back
#define all(s) s.begin(),s.end()
template<class T> ostream& operator<<(ostream& stream, const vector<T> v){ stream << "[ "; for (int i=0; i<(int)v.size(); i++) stream << v[i] << " "; stream << "]"; return stream;}
template < class T > T smin(T &a,T b) {if (a > b) a = b;return a;}
template < class T > T smax(T &a,T b) {if (a < b) a = b;return a;}
const int N = 1e6 + 5;

static vi e;

static vi g[N];

static void dfs(int node,int prev) {
    e.pb(node);
    for (auto it : g[node])
        if (it != prev) {
            dfs(it,node);
        }
}

static int f[N];

static int was[N];

static int has[N];

static int get(int k) {
    return k == f[k] ? k : f[k] = get(f[k]);
}

static int n;

static int Last;

void DFS(int node,int prev) {
	if (Last != node) {
		int nxt = Move(node);
		if (has[node] == -1)
			has[node] = nxt;
		Last = node;
	}
	for (auto it : g[node]) {
		if (it == prev || was[it] == -1)
			continue;
		DFS(it,node);
		if (Last != node)
			Move(node),Last = node;
	}
}


long long Ioi(int N, int M, int A[], int B[], int P, int V, int T) {
  	n = N;
  	for (int i = 0;i < n;++i)
  		f[i] = i;
  	for (int i = 0;i < M;++i) {
  		if (get(A[i]) == get(B[i]))
  			continue;
  		g[A[i]].pb(B[i]);
  		g[B[i]].pb(A[i]);
  		f[get(A[i])] = get(B[i]);
  	}
  	dfs(0,-1);
  	int pos = -1;
  	for (int i = 0;i < n;++i)
  		if (e[i] == P)
  			pos = i;
  	int lf = max(0,pos - 59);
  	int rg = lf + 60;
  	for (int i = 0;i < n;++i)
  		was[i] = -1,has[i] = -1;
  	for (int i = lf;i < rg;++i)
  		was[e[i]] = (i % 60);
  	has[P] = V;
  	Last = P;
  	DFS(P,-1);
  	ll answer = 0;
  	for (int i = 0;i < n;++i)
  		if (was[i] != -1)
	  		answer += (1ll << was[i]) * has[i];
  	return answer;
}
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