oj.uz

답안 #552435

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
552435 2022-04-23T07:15:48 Z Killer2501 Amusement Park (JOI17_amusement_park) C++14
10 / 100
 50 ms 33976 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++;
        leaf.insert({0, d[u]});
    }
    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();
    }
    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++;
        leaf.insert({0, d[u]});
    }
    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();
    }
    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 14 ms 28960 KB Output is correct
2 Correct 14 ms 28968 KB Output is correct
3 Incorrect 15 ms 28972 KB Wrong Answer [7]
4 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 45 ms 33172 KB Output is correct
2 Correct 45 ms 33200 KB Output is correct
3 Incorrect 47 ms 33320 KB Wrong Answer [7]
4 Halted 0 ms 0 KB -

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 14 ms 28972 KB Output is correct
2 Correct 16 ms 28964 KB Output is correct
3 Correct 16 ms 28960 KB Output is correct
4 Correct 17 ms 29756 KB Output is correct
5 Correct 17 ms 29736 KB Output is correct
6 Correct 18 ms 29556 KB Output is correct
7 Correct 20 ms 29756 KB Output is correct
8 Correct 17 ms 29784 KB Output is correct
9 Correct 36 ms 33832 KB Output is correct
10 Correct 35 ms 33896 KB Output is correct
11 Correct 33 ms 33976 KB Output is correct
12 Correct 14 ms 28968 KB Output is correct
13 Correct 15 ms 28880 KB Output is correct
14 Correct 15 ms 28904 KB Output is correct
15 Correct 14 ms 28888 KB Output is correct

Subtask #4
0 / 55.0

# 결과 실행 시간 메모리 Grader output
1 Correct 45 ms 33240 KB Output is correct
2 Correct 46 ms 33252 KB Output is correct
3 Incorrect 50 ms 33240 KB Wrong Answer [7]
4 Halted 0 ms 0 KB -

Subtask #5
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 47 ms 33188 KB Wrong Answer [7]
2 Halted 0 ms 0 KB -