oj.uz

Submission #1061900

# Submission time Handle Problem Language Result Execution time Memory
1061900 2024-08-16T15:03:10 Z mychecksedad Beech Tree (IOI23_beechtree) C++17
5 / 100
 52 ms 5224 KB 
#include "beechtree.h"
#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define all(x) x.begin(),x.end()
#define ll long long
#define ff first
#define ss second
#define vi vector<int>
const int N = 3005;
const ll INF = 1e18;

vector<int> g[N], s[N];
vi res;
int col[N], n, m, par[N];
bool ok = 1;
void dfs(int v){
  for(int u: g[v]){
    dfs(u);
    par[u] = v;
    for(int x: s[u]) s[v].pb(x);
  }
  sort(all(s[v]));
  bool okkk = 0;
  if(s[v].empty()) okkk = 1;
  do{
    vector<int> f = s[v];
    f.insert(f.begin(), v);
    vector<int> co(m);
    bool good = 1;
    for(int i = 1; i < f.size(); ++i){
      if(f[co[col[f[i]]]] != par[f[i]]){
        good = 0;
        break;
      }
      co[col[f[i]]]++;
    }
    if(good){
      okkk = 1;
      break;
    }
  }while(next_permutation(all(s[v])));
  s[v].pb(v);
  // ok = ok & okkk;
  res[v] = okkk;
}
std::vector<int> beechtree(int nn, int mm, std::vector<int> P, std::vector<int> C)
{n=nn, m=mm;
  res.resize(n);
  // for(int i = 1; i < n; ++i){
  //   g[P[i]].pb(i);
  //   col[i] = C[i];
  // }
  // dfs(0);
  bool ok = 1;
  res[n - 1] = 1;
  for(int i = n - 2; i >= 0; --i){
    if(ok == 0){
      res[i] = ok;
    }else if(C[i] != C[i + 1]){
      res[i] = 1;
      ok = 0;
    }else{
      res[i] = 1;
    }
  }
  return res;
}

Compilation message

beechtree.cpp: In function 'void dfs(int)':
beechtree.cpp:31:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   31 |     for(int i = 1; i < f.size(); ++i){
      |                    ~~^~~~~~~~~~

Subtask #0
0.0 / 0.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB 2nd lines differ - on the 2nd token, expected: '1', found: '0'
2 Halted 0 ms 0 KB -

Subtask #1
0.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 356 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Incorrect 0 ms 348 KB 2nd lines differ - on the 1st token, expected: '0', found: '1'
8 Halted 0 ms 0 KB -

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 356 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 39 ms 5204 KB Output is correct
8 Correct 38 ms 5208 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 604 KB Output is correct
14 Correct 1 ms 604 KB Output is correct
15 Correct 1 ms 604 KB Output is correct
16 Correct 1 ms 604 KB Output is correct
17 Correct 37 ms 5204 KB Output is correct
18 Correct 37 ms 5208 KB Output is correct
19 Correct 46 ms 5224 KB Output is correct
20 Correct 52 ms 5204 KB Output is correct

Subtask #3
0.0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB 2nd lines differ - on the 2nd token, expected: '1', found: '0'
2 Halted 0 ms 0 KB -

Subtask #4
0.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Incorrect 0 ms 348 KB 2nd lines differ - on the 1st token, expected: '0', found: '1'
4 Halted 0 ms 0 KB -

Subtask #5
0.0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB 2nd lines differ - on the 2nd token, expected: '1', found: '0'
2 Halted 0 ms 0 KB -

Subtask #6
0.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Incorrect 0 ms 348 KB 2nd lines differ - on the 1st token, expected: '0', found: '1'
4 Halted 0 ms 0 KB -

Subtask #7
0.0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB 2nd lines differ - on the 2nd token, expected: '1', found: '0'
2 Halted 0 ms 0 KB -

Subtask #8
0.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Incorrect 0 ms 348 KB 2nd lines differ - on the 1st token, expected: '0', found: '1'
4 Halted 0 ms 0 KB -

Subtask #9
0.0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB 2nd lines differ - on the 2nd token, expected: '1', found: '0'
2 Halted 0 ms 0 KB -