Cod sursa(job #3344026)

Utilizator mihiboiBacis Mihai-Cristian mihiboi Data 1 martie 2026 09:41:53
Problema Dusman Scor 100
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.97 kb
#include <bits/stdc++.h>
using namespace std;
ifstream fin("dusman.in");
ofstream fout("dusman.out");

int n, x[1001], sol, k, m;
bool ok, enemy[1001][1001], v[1001];

void afis() {
    for(int i = 1; i <= n; i++)
        fout << x[i] << ' ';
    
    fout << '\n';
}

void bk(int pas) {
    if(sol >= k) 
        return;
        
    for(int i = 1; i <= n; i++)
        if(v[i] == 0) {
            if(enemy[i][x[pas - 1]] && pas > 1)
                continue;
            
            x[pas] = i;
            v[i] = 1;
            if(pas == n) {
                sol++;
                if(sol == k) {
                    afis();
                }
            }
            else
                bk(pas + 1);
                
            v[i] = 0;
        }
}

int main() {
    fin >> n >> k >> m;
    while(m) {
        int x, y;
        fin >> x >> y;
        enemy[x][y] = enemy[y][x] = 1;
        m--;
    }
    bk(1);
    
    return 0;
}