oj.uz

답안 #881105

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
881105 2023-11-30T15:22:32 Z alexdd 아름다운 순열 (IZhO12_beauty) C++17
0 / 100
 68 ms 348 KB 
#include<iostream>
#include<algorithm>
using namespace std;
int n;
pair<pair<int,int>,int> a[25];
int calc_cnt2(int x)
{
    int rez=0;
    for(int i=0;i<30;i++)
    {
        if(((1<<i)&x))
            rez++;
    }
    return rez;
}
int calc_cnt3(int x)
{
    int rez=0;
    while(x>0)
    {
        if(x%3==1)
            rez++;
        x/=3;
    }
    return rez;
}
signed main()
{
    cin>>n;
    for(int i=1;i<=n;i++)
    {
        cin>>a[i].second;
        a[i].first = {calc_cnt2(a[i].second), calc_cnt3(a[i].second)};

    }
    sort(a+1,a+1+n);
    long long rez=0;
    do
    {
        rez++;
        for(int i=1;i<n;i++)
        {
            if(a[i].first.first!=a[i+1].first.first && a[i].first.second!=a[i+1].first.second)
            {
                rez--;
                break;
            }
        }
    }while(next_permutation(a+1,a+1+n));
    cout<<rez;
    return 0;
}

Subtask #1
0 / 100.0

# 결과 실행 시간 메모리 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 Correct 0 ms 348 KB Output is correct
6 Correct 35 ms 348 KB Output is correct
7 Correct 29 ms 348 KB Output is correct
8 Correct 68 ms 348 KB Output is correct
9 Incorrect 17 ms 348 KB Output isn't correct
10 Halted 0 ms 0 KB -