oj.uz

Submission #995457

# Submission time Handle Problem Language Result Execution time Memory
995457 2024-06-09T06:26:15 Z irmuun Beech Tree (IOI23_beechtree) C++17
9 / 100
 2000 ms 31536 KB 
#include<bits/stdc++.h>
#include "beechtree.h"

using namespace std;

#define ll long long
#define pb push_back
#define ff first
#define ss second
#define all(s) s.begin(),s.end()
#define rall(s) s.rbegin(),s.rend()

vector<int>beechtree(int n,int m,vector<int>p,vector<int>c){
    vector<int>g[n],col[n];
    for(int i=1;i<n;i++){
        g[p[i]].pb(i);
        col[p[i]].pb(c[i]);
    }
    vector<bool>same(n,false);
    for(int i=0;i<n;i++){
        sort(all(col[i]));
        for(int j=1;j<col[i].size();j++){
            if(col[i][j]==col[i][j-1]){
                same[i]=true;
            }
        }
    }
    vector<int>b(n,0),f(m+1,0);
    for(int i=0;i<n;i++){
        vector<int>u;
        priority_queue<pair<int,int>>q;
        q.push({g[i].size(),i});
        bool ok=true;
        while(!q.empty()){
            auto [sz,x]=q.top();
            u.pb(x);
            if(same[x]){
                ok=false;
            }
            q.pop();
            for(int y:g[x]){
                q.push({g[y].size(),y});
            }
        }
        if(!ok){
            continue;
        }
        for(int j=1;j<u.size();j++){
            if(g[u[j]].size()>g[u[j-1]].size()){
                ok=false;
                break;
            }
            int pos=0;
            for(int k=0;k<col[u[j]].size();k++){
                while(pos<col[u[j-1]].size()&&col[u[j-1]][pos]!=col[u[j]][k]){
                    pos++;
                }
                if(pos==col[u[j-1]].size()){
                    ok=false;
                    break;
                }
                pos++;
            }
            if(!ok){
                break;
            }
        }
        if(ok){
            b[i]=1;
        }
    }
    return b;
}

Compilation message

beechtree.cpp: In function 'std::vector<int> beechtree(int, int, std::vector<int>, std::vector<int>)':
beechtree.cpp:22:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   22 |         for(int j=1;j<col[i].size();j++){
      |                     ~^~~~~~~~~~~~~~
beechtree.cpp:48:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   48 |         for(int j=1;j<u.size();j++){
      |                     ~^~~~~~~~~
beechtree.cpp:54:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   54 |             for(int k=0;k<col[u[j]].size();k++){
      |                         ~^~~~~~~~~~~~~~~~~
beechtree.cpp:55:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   55 |                 while(pos<col[u[j-1]].size()&&col[u[j-1]][pos]!=col[u[j]][k]){
      |                       ~~~^~~~~~~~~~~~~~~~~~~
beechtree.cpp:58:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   58 |                 if(pos==col[u[j-1]].size()){
      |                    ~~~^~~~~~~~~~~~~~~~~~~~

Subtask #0
0.0 / 0.0

# 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 #1
0.0 / 9.0

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

Subtask #2
0.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Execution timed out 2061 ms 31536 KB Time limit exceeded
8 Halted 0 ms 0 KB -

Subtask #3
9.0 / 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 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 1112 KB Output is correct
12 Correct 1 ms 1116 KB Output is correct
13 Correct 1 ms 1112 KB Output is correct
14 Correct 1 ms 1116 KB Output is correct
15 Correct 51 ms 12036 KB Output is correct
16 Correct 43 ms 11204 KB Output is correct
17 Correct 53 ms 11420 KB Output is correct
18 Correct 46 ms 11728 KB Output is correct

Subtask #4
0.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Execution timed out 2061 ms 31536 KB Time limit exceeded
6 Halted 0 ms 0 KB -

Subtask #5
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 #6
0.0 / 14.0

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

Subtask #7
0.0 / 12.0

# 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 #8
0.0 / 17.0

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

Subtask #9
0.0 / 12.0

# 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 -