oj.uz

Submission #1061129

# Submission time Handle Problem Language Result Execution time Memory
1061129 2024-08-16T06:30:19 Z 12345678 Monster Game (JOI21_monster) C++17
25 / 100
 117 ms 4696 KB 
#include "monster.h"
#include <bits/stdc++.h>

using namespace std;

const int nx=1005;

int n, dp[nx][nx], cnt[nx], used[nx], pw[nx], x, y;
set<int> s[nx];

int query(int a, int b)
{
    if (dp[a][b]) return dp[a][b]-1;
    dp[a][b]=Query(a, b);
    dp[b][a]=!dp[a][b];
    dp[a][b]++, dp[b][a]++;
    return dp[a][b]-1;
}

std::vector<int> Solve(int N) {
    n=N;
    for (int t=0; t<N; t++)
    {
        vector<int> v;
        for (int i=0; i<N; i++) if (!used[i]&&s[i].empty()) v.push_back(i);
        while (v.size()>1)
        {
            vector<int> tmp;
            for (int i=0; i+1<v.size(); i+=2)
            {
                if (!query(v[i], v[i+1])) tmp.push_back(v[i]), s[v[i+1]].insert(v[i]);
                else tmp.push_back(v[i+1]), s[v[i]].insert(v[i+1]);
            }
            if (v.size()%2) tmp.push_back(v.back());
            v=tmp;
        }
        pw[t]=v[0];
        used[v[0]]=1;
        for (int i=0; i<N; i++) if (s[i].find(v[0])!=s[i].end()) s[i].erase(v[0]);
    }
    for (int i=0; i<n; i++)
    {
        for (int j=0; j<n; j++)
        {
            if (i==j) continue;
            if (i<j-9) cnt[pw[j]]++;
            else if (i>j+9) cnt[pw[i]]++;
            else
            {
                if (query(pw[i], pw[j])) cnt[pw[i]]++;
                else cnt[pw[j]]++;
            }
        }
    }
    vector<pair<int ,int>> v;
    for (int i=0; i<n; i++) v.push_back({cnt[i], i});
    sort(v.begin(), v.end());
    vector<int> res(n), ans(n);
    for (int i=0; i<n; i++) res[i]=v[i].second;
    if (!query(res[0], res[1])) swap(res[0], res[1]);
    if (!query(res[n-2], res[n-1])) swap(res[n-2], res[n-1]);
    for (int i=0; i<n; i++) ans[res[i]]=i;
    return ans;
}

Compilation message

monster.cpp: In function 'std::vector<int> Solve(int)':
monster.cpp:29:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   29 |             for (int i=0; i+1<v.size(); i+=2)
      |                           ~~~^~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 13 ms 2676 KB Output is correct
17 Correct 18 ms 2648 KB Output is correct
18 Correct 12 ms 2668 KB Output is correct
19 Correct 10 ms 2648 KB Output is correct
20 Correct 14 ms 2908 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 0 ms 344 KB Output is correct
24 Correct 0 ms 344 KB Output is correct
25 Correct 1 ms 344 KB Output is correct
26 Correct 8 ms 2648 KB Output is correct
27 Correct 0 ms 344 KB Output is correct
28 Correct 0 ms 344 KB Output is correct
29 Correct 1 ms 344 KB Output is correct
30 Correct 0 ms 344 KB Output is correct
31 Correct 1 ms 344 KB Output is correct
32 Correct 8 ms 2648 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 13 ms 2676 KB Output is correct
17 Correct 18 ms 2648 KB Output is correct
18 Correct 12 ms 2668 KB Output is correct
19 Correct 10 ms 2648 KB Output is correct
20 Correct 14 ms 2908 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 0 ms 344 KB Output is correct
24 Correct 0 ms 344 KB Output is correct
25 Correct 1 ms 344 KB Output is correct
26 Correct 8 ms 2648 KB Output is correct
27 Correct 0 ms 344 KB Output is correct
28 Correct 0 ms 344 KB Output is correct
29 Correct 1 ms 344 KB Output is correct
30 Correct 0 ms 344 KB Output is correct
31 Correct 1 ms 344 KB Output is correct
32 Correct 8 ms 2648 KB Output is correct
33 Correct 94 ms 4440 KB Output is correct
34 Correct 103 ms 4440 KB Output is correct
35 Correct 102 ms 4440 KB Output is correct
36 Correct 108 ms 4440 KB Output is correct
37 Correct 109 ms 4440 KB Output is correct
38 Correct 99 ms 4440 KB Output is correct
39 Correct 117 ms 4452 KB Output is correct
40 Correct 96 ms 4440 KB Output is correct
41 Correct 81 ms 4440 KB Output is correct
42 Correct 85 ms 4692 KB Output is correct
43 Correct 48 ms 4440 KB Output is correct
44 Correct 57 ms 4696 KB Output is correct

Subtask #3
0 / 75.0

# Verdict Execution time Memory Grader output
1 Incorrect 103 ms 4440 KB Wrong Answer [3]
2 Halted 0 ms 0 KB -