oj.uz

Submission #699901

# Submission time Handle Problem Language Result Execution time Memory
699901 2023-02-18T08:29:04 Z cig32 Amusement Park (JOI17_amusement_park) C++17
73 / 100
 23 ms 4440 KB 

#include "Joi.h"
#include "bits/stdc++.h"
using namespace std;

static vector<int> adj2[12269];
static bool vis2[12269];
static int val2[12269];
static int nxt2;
static void dfs2(int node, long long X, int par) {
  val2[node] = nxt2;
  nxt2 = (nxt2 + 1) % 60;
  long long res = (X & (1ll << val2[node]));
  if(res > 0) res = 1;
  MessageBoard(node, (int) res);
  vis2[node] = 1;
  for(int x: adj2[node]) {
    if(!vis2[x]) {
      dfs2(x, X, node);
    }
  }
}
void Joi(int N, int M, int A[], int B[], long long X, int T) {
  for(int i=0; i<M; i++) {
    adj2[A[i]].push_back(B[i]);
    adj2[B[i]].push_back(A[i]);
  }
  for(int i=0; i<N; i++) {
    sort(adj2[i].begin(), adj2[i].end());
  }
  for(int i=0; i<N; i++) {
    vis2[i] = 0;
  }
  dfs2(0, X, -1);
}

#include "Ioi.h"
#include "bits/stdc++.h"
using namespace std;
const int MAXN = 1e4 + 10;
static vector<int> adj[MAXN];
static bool vis[MAXN];
static int val[MAXN];
static int sz[MAXN];
static int nxt;
static vector<int> et;
static int p[MAXN];
static void dfs(int node, int par) {
  val[node] = nxt;
  nxt = (nxt+1) % 60;
  vis[node] = 1;
  sz[node] = 1;
  p[node] = par;
  et.push_back(node);
  for(int x: adj[node]) {
    if(!vis[x]) {
      dfs(x, node);
      et.push_back(node);
      sz[node] += sz[x];
    }
  }
}

long long Ioi(int N, int M, int A[], int B[], int P, int V, int T) {
  nxt = 0;
  et.clear();
  for(int i=0; i<N; i++) {
    adj[i].clear();
  }
  for(int i=0; i<M; i++) {
    adj[A[i]].push_back(B[i]);
    adj[B[i]].push_back(A[i]);
  }
  for(int i=0; i<N; i++) {
    sort(adj[i].begin(), adj[i].end());
  }
  for(int i=0; i<N; i++) {
    vis[i] = 0;
  }
  dfs(0, -1);
  long long ans = 0;
  int res[60];
  for(int i=0; i<60; i++) res[i] = -1;
  res[val[P]] = V;
  int l[N];
  for(int i=0; i<N; i++) l[i] = -1;
  for(int i=0; i<et.size(); i++) {
    if(l[et[i]] == -1) l[et[i]] = i;
  }
  int node = P, idx = l[P];
  
  int ss= sz[node];
  if(ss>=60) {
    set<int> st;
    st.insert(val[P]);
    while(st.size() != 60) {
      idx++;
      node = et[idx];
      res[val[node]] = Move(node);
      st.insert(val[node]);
    }
  }
  else {
    set<int>st;
    st.insert(val[P]);
    for(int i=0; i<30; i++) {
      if(p[node] != -1) {
        node=p[node];
        idx=l[node];
        res[val[node]]=Move(node);
        st.insert(val[node]);
      }
      else break;
    }
    while(st.size() != 60) {
      idx++;
      node = et[idx];
      res[val[node]] = Move(node);
      st.insert(val[node]);
    }

  }

  for(int i=0; i<60; i++) {
    if(res[i]) ans += (1ll << i);
  }
  return ans;
}

Compilation message

Ioi.cpp: In function 'long long int Ioi(int, int, int*, int*, int, int, int)':
Ioi.cpp:51:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   51 |   for(int i=0; i<et.size(); i++) {
      |                ~^~~~~~~~~~

Subtask #1
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1160 KB Output is correct
2 Correct 2 ms 1152 KB Output is correct
3 Correct 1 ms 1292 KB Output is correct
4 Incorrect 1 ms 1160 KB Wrong Answer [7]
5 Halted 0 ms 0 KB -

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 4380 KB Output is correct
2 Correct 23 ms 4360 KB Output is correct
3 Correct 23 ms 4308 KB Output is correct
4 Correct 15 ms 2892 KB Output is correct
5 Correct 12 ms 3424 KB Output is correct
6 Correct 12 ms 3468 KB Output is correct
7 Correct 13 ms 3456 KB Output is correct
8 Correct 12 ms 3396 KB Output is correct
9 Correct 12 ms 3396 KB Output is correct
10 Correct 12 ms 3012 KB Output is correct
11 Correct 12 ms 2896 KB Output is correct
12 Correct 11 ms 2880 KB Output is correct
13 Correct 15 ms 2872 KB Output is correct
14 Correct 14 ms 2876 KB Output is correct
15 Correct 15 ms 2912 KB Output is correct
16 Correct 12 ms 2948 KB Output is correct
17 Correct 17 ms 2888 KB Output is correct
18 Correct 13 ms 2884 KB Output is correct
19 Correct 12 ms 2884 KB Output is correct
20 Correct 10 ms 3476 KB Output is correct
21 Correct 11 ms 3524 KB Output is correct
22 Correct 12 ms 3196 KB Output is correct
23 Correct 12 ms 3412 KB Output is correct
24 Correct 12 ms 3268 KB Output is correct
25 Correct 14 ms 3268 KB Output is correct
26 Correct 15 ms 3276 KB Output is correct
27 Correct 12 ms 3404 KB Output is correct
28 Correct 12 ms 3396 KB Output is correct
29 Correct 11 ms 3288 KB Output is correct
30 Correct 12 ms 3252 KB Output is correct
31 Correct 1 ms 1152 KB Output is correct
32 Correct 1 ms 1160 KB Output is correct
33 Correct 2 ms 1296 KB Output is correct
34 Correct 2 ms 1280 KB Output is correct
35 Correct 1 ms 1148 KB Output is correct
36 Correct 2 ms 1180 KB Output is correct
37 Correct 1 ms 1160 KB Output is correct
38 Correct 2 ms 1152 KB Output is correct
39 Correct 1 ms 1160 KB Output is correct
40 Correct 2 ms 1152 KB Output is correct
41 Correct 1 ms 1152 KB Output is correct
42 Correct 0 ms 1160 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1152 KB Output is correct
2 Correct 1 ms 1160 KB Output is correct
3 Correct 2 ms 1156 KB Output is correct
4 Correct 2 ms 1572 KB Output is correct
5 Correct 2 ms 1568 KB Output is correct
6 Correct 3 ms 1564 KB Output is correct
7 Correct 3 ms 1560 KB Output is correct
8 Correct 2 ms 1564 KB Output is correct
9 Correct 10 ms 4140 KB Output is correct
10 Correct 10 ms 4172 KB Output is correct
11 Correct 10 ms 4180 KB Output is correct
12 Correct 1 ms 1176 KB Output is correct
13 Correct 2 ms 1160 KB Output is correct
14 Correct 1 ms 1152 KB Output is correct
15 Correct 1 ms 1160 KB Output is correct

Subtask #4
53.0 / 55.0

# Verdict Execution time Memory Grader output
1 Correct 22 ms 4296 KB Output is correct
2 Correct 20 ms 4300 KB Output is correct
3 Correct 23 ms 4388 KB Output is correct
4 Correct 13 ms 2964 KB Output is correct
5 Correct 12 ms 3780 KB Output is correct
6 Partially correct 13 ms 3404 KB Partially correct
7 Correct 13 ms 3476 KB Output is correct
8 Correct 17 ms 3112 KB Output is correct
9 Correct 15 ms 3244 KB Output is correct
10 Correct 12 ms 3004 KB Output is correct
11 Correct 12 ms 2892 KB Output is correct
12 Correct 12 ms 2872 KB Output is correct
13 Partially correct 11 ms 2880 KB Partially correct
14 Partially correct 14 ms 2860 KB Partially correct
15 Correct 13 ms 2868 KB Output is correct
16 Correct 12 ms 2916 KB Output is correct
17 Correct 15 ms 2912 KB Output is correct
18 Partially correct 12 ms 2892 KB Partially correct
19 Partially correct 13 ms 2888 KB Partially correct
20 Correct 10 ms 3536 KB Output is correct
21 Correct 11 ms 3500 KB Output is correct
22 Correct 15 ms 3260 KB Output is correct
23 Correct 13 ms 3272 KB Output is correct
24 Correct 13 ms 3276 KB Output is correct
25 Correct 13 ms 3396 KB Output is correct
26 Correct 16 ms 3228 KB Output is correct
27 Correct 12 ms 3536 KB Output is correct
28 Correct 12 ms 3276 KB Output is correct
29 Correct 11 ms 3172 KB Output is correct
30 Correct 12 ms 3240 KB Output is correct

Subtask #5
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 22 ms 4312 KB Output is correct
2 Correct 20 ms 4440 KB Output is correct
3 Correct 22 ms 4368 KB Output is correct
4 Incorrect 14 ms 2888 KB Output isn't correct
5 Halted 0 ms 0 KB -