oj.uz

Submission #866722

# Submission time Handle Problem Language Result Execution time Memory
866722 2023-10-26T21:32:13 Z vjudge1 Monster Game (JOI21_monster) C++17
0 / 100
 115 ms 928 KB 
#include <bits/stdc++.h>
#include "monster.h"
using namespace std;

/*vector<int> a;

bool Query(int x, int y)
{
    //cout << "? " << x << " " << y << '\n';
    bool win=false;
    if (a[x]-a[y]>1 || a[y]-a[x]==1)
        win=true;
    //cout << win << '\n';

    return win;
}*/

bool compare(int x, int y)
{
    return !Query(x, y);
}

int firstelement(int x, int n)
{
    int win=0;
    for (int i=0; i<n; i++)
    {
        if (i==x)
            continue;
        win=win+Query(x, i);
    }
    if (win<2)
        return 0;

    return 1;
}

int bigfirstelement(int x, int n)
{
    int win=0;
    for (int i=0; i<n; i++)
    {
        if (i==x)
            continue;
        win=win+Query(x, i);
    }
    if (win==n-2)
        return n-2;

    return n-1;
}

vector<int> Solve(int n)
{
    int order[n];
    for (int i=0; i<n; i++)
        order[i]=i;
    sort(order, order+n, compare);
    vector<int> win;
    for (int i=1; i<n; i++)
        if (Query(order[0], order[i]))
            win.push_back(i);
    int current;
    if (win.size()<2)
        current=firstelement(order[win[0]], n);
    else if (win.size()==n-2)
        current=bigfirstelement(order[win[n-1]], n);
    else
        current=win[win.size()-2];
    vector<int> strength;
    int last=-1, check=0, x=current;
    while (x>last)
    {
        strength.push_back(x);
        x=x-1;
    }
    while (strength.size()<n)
    {
        for (int i=strength.size(); i<n; i++)
            if (Query(order[check], order[i]))
            {
                check=strength.size();
                last=current;
                current=current+(i-strength.size()+1);
                break;
            }
        x=current;
        while (x>last)
        {
            strength.push_back(x);
            x=x-1;
        }
    }
    vector<int> finalstrength(n);
    for (int i=0; i<n; i++)
        finalstrength[order[i]]=strength[i];

    return finalstrength;
}

/*int main()
{
    a={3, 1, 4, 2, 0};
    for (auto x : a)
        cout << x << " ";
    cout << '\n';
    vector<int> t=Solve(5);
    for (auto x : t)
        cout << x << " ";

    return 0;
}*/



/*#include <bits/stdc++.h>
#include "monster.h"
using namespace std;

vector<int> a;

bool Query(int x, int y)
{
    cout << "? " << x << " " << y << '\n';
    bool win=false;
    if (a[x]-a[y]>1 || a[y]-a[x]==1)
        win=true;
    cout << win << '\n';

    return win;
}

vector<int> Solve(int n)
{
    int wins[n]={0};
    bool outcome[n][n];
    vector<int> strength(n);
    for (int i=0; i<n; i++)
        for (int j=i+1; j<n; j++)
        {
            outcome[i][j]=Query(i, j);
            if (outcome[i][j]==true)
                wins[i]=wins[i]+1;
            else
                wins[j]=wins[j]+1;
        }
    cout << "wins\n";
    for (int i=0; i<n; i++)
        cout << wins[i] << " ";
    cout << '\n';
    for (int i=0; i<n; i++)
        strength[i]=wins[i];
    for (int i=0; i<n; i++)
        for (int j=i+1; j<n; j++)
        {
            if (wins[i]==n-2 && wins[j]==n-2)
            {
                strength[i]=n-1;
                strength[j]=n-2;
                if (outcome[i][j]==true)
                    swap(strength[i], strength[j]);

            }
            if (wins[i]==1 && wins[j]==1)
            {
                strength[i]=1;
                strength[j]=0;
                if (outcome[i][j]==true)
                    swap(strength[i], strength[j]);

            }
        }

    return strength;
}

int main()
{
    a={3, 1, 4, 2, 0};
    vector<int> t=Solve(5);
    for (auto x : t)
        cout << x << " ";

    return 0;
}*/

Compilation message

monster.cpp: In function 'std::vector<int> Solve(int)':
monster.cpp:66:24: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   66 |     else if (win.size()==n-2)
      |              ~~~~~~~~~~^~~~~
monster.cpp:77:27: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   77 |     while (strength.size()<n)
      |            ~~~~~~~~~~~~~~~^~

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 1 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 1 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 0 ms 344 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 0 ms 500 KB Output is correct
16 Correct 10 ms 608 KB Output is correct
17 Correct 9 ms 600 KB Output is correct
18 Correct 8 ms 440 KB Output is correct
19 Correct 9 ms 600 KB Output is correct
20 Correct 8 ms 440 KB Output is correct
21 Incorrect 0 ms 596 KB Wrong Answer [3]
22 Halted 0 ms 0 KB -

Subtask #2
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 1 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 1 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 0 ms 344 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 0 ms 500 KB Output is correct
16 Correct 10 ms 608 KB Output is correct
17 Correct 9 ms 600 KB Output is correct
18 Correct 8 ms 440 KB Output is correct
19 Correct 9 ms 600 KB Output is correct
20 Correct 8 ms 440 KB Output is correct
21 Incorrect 0 ms 596 KB Wrong Answer [3]
22 Halted 0 ms 0 KB -

Subtask #3
0 / 75.0

# Verdict Execution time Memory Grader output
1 Partially correct 60 ms 420 KB Partially correct
2 Partially correct 68 ms 412 KB Partially correct
3 Partially correct 72 ms 416 KB Partially correct
4 Partially correct 71 ms 668 KB Partially correct
5 Partially correct 51 ms 592 KB Partially correct
6 Partially correct 63 ms 412 KB Partially correct
7 Partially correct 67 ms 672 KB Partially correct
8 Partially correct 60 ms 680 KB Partially correct
9 Partially correct 67 ms 672 KB Partially correct
10 Partially correct 76 ms 928 KB Partially correct
11 Partially correct 70 ms 412 KB Partially correct
12 Partially correct 57 ms 688 KB Partially correct
13 Incorrect 115 ms 416 KB Wrong Answer [6]
14 Halted 0 ms 0 KB -