oj.uz

답안 #552438

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
552438 2022-04-23T07:19:37 Z Killer2501 Amusement Park (JOI17_amusement_park) C++14
10 / 100
 52 ms 34080 KB 
#include "Joi.h"
#include <bits/stdc++.h>
#define ll long long
#define ld long double
#define ull unsigned long long
#define pb push_back
#define pll pair<int, pii>
#define pii pair<int, int>
#define fi first
#define se second
using namespace std;
const int N = 2e5+2;
const int M = 60;
const int mod = 1e9+7;
const ll base = 1e6;
const ll inf = 1e9;
int n, m, b[N], a[N], k, d[N], cnt, par[N], f[N];
ll ans;
vector<int> adj[N];
bool vis[N];
set<pii> leaf;
set<int> st[N];
void dfs(int u)
{
    vis[u] = true;
    if(cnt < M)
    {
        d[u] = cnt++;
        
    }
    else
    {
        auto it = leaf.begin();
        if(u != 0 && d[par[u]] == (*it).se)++it;
        int v = (*it).se;
        d[u] = v;
        leaf.erase(it);
        for(int x: st[v])
        {
            leaf.erase({st[x].size(), x});
            st[x].erase(v);
            leaf.insert({st[x].size(), x});
        }
        st[v].clear();
    }
    leaf.insert({0, d[u]});
    if(u != 0)
    {
        int v = d[par[u]];
        leaf.erase({st[d[u]].size(), d[u]});
        leaf.erase({st[v].size(), v});
        st[v].insert(d[u]);
        st[d[u]].insert(v);
        leaf.insert({st[d[u]].size(), d[u]});
        leaf.insert({st[v].size(), v});
    }
    //cout << u <<" "<<d[u]<<'\n';
    for(int v: adj[u])
    {
        if(vis[v])continue;
        par[v] = u;
        dfs(v);
    }
}
void Joi(int n, int m, int A[], int B[], ll x, int T)
{
    for(int i = 0; i < n; i ++)
    {
        st[i].clear();
        adj[i].clear();
    }
    leaf.clear();
    cnt = 0;
    for(int i = 0; i < m; i ++)
    {
        adj[A[i]].pb(B[i]);
        adj[B[i]].pb(A[i]);
    }
    fill_n(d, n, -1);
    fill_n(par, n, -1);
    fill_n(vis, n, 0);
    dfs(0);
    for(int i = 0; i < n; i ++)
        MessageBoard(i, (x>>d[i]&1));
}
#include "Ioi.h"
#include <bits/stdc++.h>
#define ll long long
#define ld long double
#define ull unsigned long long
#define pb push_back
#define pll pair<int, pii>
#define pii pair<int, int>
#define fi first
#define se second
using namespace std;
const int N = 2e5+2;
const int M = 60;
const int mod = 1e9+7;
const ll base = 1e6;
const ll inf = 1e9;
int n, m, b[N], a[N], k, d[N], cnt, par[N], f[N];
ll ans;
vector<int> adj[N];
bool vis[N];
set<pii> leaf;
set<int> st[N];
void dfs(int u)
{
    vis[u] = true;
    if(cnt < M)
    {
        d[u] = cnt++;
        
    }
    else
    {
        auto it = leaf.begin();
        if(u != 0 && d[par[u]] == (*it).se)++it;
        int v = (*it).se;
        d[u] = v;
        leaf.erase(it);
        for(int x: st[v])
        {
            leaf.erase({st[x].size(), x});
            st[x].erase(v);
            leaf.insert({st[x].size(), x});
        }
        st[v].clear();
    }
    leaf.insert({0, d[u]});
    if(u != 0)
    {
        int v = d[par[u]];
        leaf.erase({st[d[u]].size(), d[u]});
        leaf.erase({st[v].size(), v});
        st[v].insert(d[u]);
        st[d[u]].insert(v);
        leaf.insert({st[d[u]].size(), d[u]});
        leaf.insert({st[v].size(), v});
    }
    //cout << u <<" "<<d[u]<<'\n';
    for(int v: adj[u])
    {
        if(vis[v])continue;
        par[v] = u;
        dfs(v);
    }
}
void cal(int u)
{
    //cout << u <<" "<<d[u]<<" "<<a[d[u]]<<'\n';
    for(int v: adj[u])
    {
        if(a[d[v]] == -1)
        {
            a[d[v]] = Move(v);
            cal(v);
            Move(u);
        }
    }
}
ll Ioi(int n, int m, int A[], int B[], int P, int V, int T)
{
    for(int i = 0; i < n; i ++)
    {
        st[i].clear();
        adj[i].clear();
    }
    leaf.clear();
    cnt = 0;
    for(int i = 0; i < m; i ++)
    {
        adj[A[i]].pb(B[i]);
        adj[B[i]].pb(A[i]);
    }
    fill_n(d, n, -1);
    fill_n(par, n, -1);
    fill_n(vis, n, 0);
    dfs(0);
    fill_n(a, M, -1);
    a[d[P]] = V;
    cal(P);
    ll res = 0;
    for(int i = 0; i < M; i ++)
    {
        //cout << a[i] <<" "<<i<<'\n';
        if(a[i])
            res |= (1ll<<i);
    }
    return res;
}

Subtask #1
0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 17 ms 28964 KB Output is correct
2 Correct 16 ms 28964 KB Output is correct
3 Incorrect 16 ms 28948 KB Wrong Answer [7]
4 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 49 ms 33584 KB Output is correct
2 Correct 52 ms 33660 KB Output is correct
3 Incorrect 50 ms 33472 KB Wrong Answer [7]
4 Halted 0 ms 0 KB -

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 17 ms 28892 KB Output is correct
2 Correct 16 ms 28976 KB Output is correct
3 Correct 16 ms 28920 KB Output is correct
4 Correct 22 ms 29648 KB Output is correct
5 Correct 18 ms 29764 KB Output is correct
6 Correct 19 ms 29772 KB Output is correct
7 Correct 20 ms 29784 KB Output is correct
8 Correct 20 ms 29776 KB Output is correct
9 Correct 37 ms 34000 KB Output is correct
10 Correct 36 ms 34044 KB Output is correct
11 Correct 41 ms 34080 KB Output is correct
12 Correct 16 ms 28964 KB Output is correct
13 Correct 19 ms 28960 KB Output is correct
14 Correct 20 ms 28792 KB Output is correct
15 Correct 17 ms 28892 KB Output is correct

Subtask #4
0 / 55.0

# 결과 실행 시간 메모리 Grader output
1 Correct 50 ms 33584 KB Output is correct
2 Correct 49 ms 33572 KB Output is correct
3 Incorrect 52 ms 33480 KB Wrong Answer [7]
4 Halted 0 ms 0 KB -

Subtask #5
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 51 ms 33536 KB Wrong Answer [7]
2 Halted 0 ms 0 KB -