Submission #1213617

#	Time	Username	Problem	Language	Result	Execution time	Memory
1213617		Ghulam_Junaid	NoM (RMI21_nom)	C++20	9 / 100	1093 ms	412 KiB

Main

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

const int N = 2005;
int n, m;

int main(){
    cin >> n >> m;

    vector<int> vec;
    for (int i = 1; i <= 2 * n; i ++)
        vec.push_back(i);

    int ans = 0;
    do{
        bool bad = 0;
        for (int i = 0; i < vec.size(); i ++){
            for (int j = i + 1; j < vec.size(); j ++){
                int x = vec[i], y = vec[j];
                if (x > n) x -= n;
                if (y > n) y -= n;
                if (x == y and (j - i) % m == 0) bad = 1; 
            }
        }
        ans += !bad;
    }while (next_permutation(vec.begin(), vec.end()));
    cout << ans << endl;
}

• Subtask 1: 9 / 9
• Subtask 2: 0 / 12
• Subtask 3: 0 / 13
• Subtask 4: 0 / 18
• Subtask 5: 0 / 48