Cod sursa(job #2859420)

Utilizator rares89_Dumitriu Rares rares89_ Data 1 martie 2022 12:28:45
Problema Problema Damelor Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.81 kb
#include <bits/stdc++.h>
 
using namespace std;
 
ifstream fin("damesah.in");
ofstream fout("damesah.out");
 
int n, ans;
int x[15];
bool col[15], d1[30], d2[30];
 
void back(int k) {
    if(k == n) {
        if(ans < 1) {
            for(int i = 0; i < n; i++) {
                fout << x[i] + 1 << " ";
            }
            fout << "\n";
        }
        ans++;
    } else {
        for(int i = 0; i < n; i++) {
            if(!col[i] && !d1[i - k + n - 1] && !d2[k + i]) {
                x[k] = i;
                col[i] = d1[i - k + n - 1] = d2[k + i] = true;
                back(k + 1);
                col[i] = d1[i - k + n - 1] = d2[k + i] = false;
            }
        }
    }
}
 
int main() {
    fin >> n;
    fin.close();
    back(0);
    fout << ans;
    return 0;
}