oj.uz

Submission #699902

# Submission time Handle Problem Language Result Execution time Memory
699902 2023-02-18T08:31:12 Z cig32 Amusement Park (JOI17_amusement_park) C++17
81 / 100
 22 ms 4520 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];
  
  if(sz[node]>=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; sz[node]<60; 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
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1152 KB Output is correct
2 Correct 2 ms 1148 KB Output is correct
3 Correct 1 ms 1284 KB Output is correct
4 Correct 0 ms 1160 KB Output is correct
5 Correct 0 ms 1160 KB Output is correct
6 Correct 2 ms 1160 KB Output is correct
7 Correct 1 ms 1292 KB Output is correct
8 Correct 2 ms 1284 KB Output is correct
9 Correct 2 ms 1288 KB Output is correct
10 Correct 2 ms 1160 KB Output is correct
11 Correct 4 ms 1480 KB Output is correct
12 Correct 1 ms 1152 KB Output is correct
13 Correct 1 ms 1288 KB Output is correct
14 Correct 2 ms 1288 KB Output is correct
15 Correct 1 ms 1292 KB Output is correct
16 Correct 2 ms 1288 KB Output is correct
17 Correct 2 ms 1292 KB Output is correct
18 Correct 2 ms 1284 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 4520 KB Output is correct
2 Correct 19 ms 4308 KB Output is correct
3 Correct 20 ms 4420 KB Output is correct
4 Correct 12 ms 2896 KB Output is correct
5 Correct 13 ms 3532 KB Output is correct
6 Correct 13 ms 3300 KB Output is correct
7 Correct 12 ms 3276 KB Output is correct
8 Correct 13 ms 3396 KB Output is correct
9 Correct 12 ms 3404 KB Output is correct
10 Correct 12 ms 2932 KB Output is correct
11 Correct 13 ms 2928 KB Output is correct
12 Correct 12 ms 2884 KB Output is correct
13 Correct 11 ms 2876 KB Output is correct
14 Correct 12 ms 2868 KB Output is correct
15 Correct 12 ms 2892 KB Output is correct
16 Correct 11 ms 2892 KB Output is correct
17 Correct 12 ms 2908 KB Output is correct
18 Correct 12 ms 2888 KB Output is correct
19 Correct 14 ms 2896 KB Output is correct
20 Correct 10 ms 3532 KB Output is correct
21 Correct 10 ms 3524 KB Output is correct
22 Correct 12 ms 3144 KB Output is correct
23 Correct 13 ms 3396 KB Output is correct
24 Correct 11 ms 3248 KB Output is correct
25 Correct 13 ms 3276 KB Output is correct
26 Correct 13 ms 3400 KB Output is correct
27 Correct 12 ms 3320 KB Output is correct
28 Correct 13 ms 3348 KB Output is correct
29 Correct 13 ms 3124 KB Output is correct
30 Correct 13 ms 3300 KB Output is correct
31 Correct 1 ms 1236 KB Output is correct
32 Correct 0 ms 1164 KB Output is correct
33 Correct 2 ms 1280 KB Output is correct
34 Correct 0 ms 1160 KB Output is correct
35 Correct 2 ms 1152 KB Output is correct
36 Correct 0 ms 1160 KB Output is correct
37 Correct 1 ms 1160 KB Output is correct
38 Correct 1 ms 1148 KB Output is correct
39 Correct 1 ms 1152 KB Output is correct
40 Correct 0 ms 1152 KB Output is correct
41 Correct 0 ms 1280 KB Output is correct
42 Correct 1 ms 1152 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1160 KB Output is correct
2 Correct 2 ms 1156 KB Output is correct
3 Correct 2 ms 1152 KB Output is correct
4 Correct 2 ms 1572 KB Output is correct
5 Correct 2 ms 1564 KB Output is correct
6 Correct 4 ms 1572 KB Output is correct
7 Correct 3 ms 1568 KB Output is correct
8 Correct 2 ms 1564 KB Output is correct
9 Correct 10 ms 4164 KB Output is correct
10 Correct 11 ms 4176 KB Output is correct
11 Correct 10 ms 4176 KB Output is correct
12 Correct 1 ms 1224 KB Output is correct
13 Correct 1 ms 1160 KB Output is correct
14 Correct 1 ms 1152 KB Output is correct
15 Correct 0 ms 1152 KB Output is correct

Subtask #4
53.0 / 55.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 4336 KB Output is correct
2 Correct 20 ms 4252 KB Output is correct
3 Correct 20 ms 4360 KB Output is correct
4 Correct 12 ms 2836 KB Output is correct
5 Partially correct 12 ms 3772 KB Partially correct
6 Correct 12 ms 3396 KB Output is correct
7 Correct 13 ms 3420 KB Output is correct
8 Correct 13 ms 3212 KB Output is correct
9 Correct 12 ms 3332 KB Output is correct
10 Correct 12 ms 2884 KB Output is correct
11 Correct 12 ms 2996 KB Output is correct
12 Correct 11 ms 2876 KB Output is correct
13 Correct 11 ms 2876 KB Output is correct
14 Correct 11 ms 2884 KB Output is correct
15 Correct 13 ms 3096 KB Output is correct
16 Correct 12 ms 2884 KB Output is correct
17 Correct 13 ms 2888 KB Output is correct
18 Correct 12 ms 2892 KB Output is correct
19 Correct 12 ms 2880 KB Output is correct
20 Correct 9 ms 3524 KB Output is correct
21 Correct 9 ms 3472 KB Output is correct
22 Correct 13 ms 3400 KB Output is correct
23 Correct 12 ms 3268 KB Output is correct
24 Correct 11 ms 3264 KB Output is correct
25 Correct 15 ms 3388 KB Output is correct
26 Correct 12 ms 3328 KB Output is correct
27 Correct 13 ms 3540 KB Output is correct
28 Correct 12 ms 3196 KB Output is correct
29 Correct 11 ms 3168 KB Output is correct
30 Correct 11 ms 3268 KB Output is correct

Subtask #5
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 4404 KB Output is correct
2 Correct 20 ms 4340 KB Output is correct
3 Correct 22 ms 4348 KB Output is correct
4 Correct 13 ms 2912 KB Output is correct
5 Incorrect 12 ms 3908 KB Output isn't correct
6 Halted 0 ms 0 KB -