Cod sursa(job #1307958)
| Utilizator | Data | 3 ianuarie 2015 08:48:23 | |
|---|---|---|---|
| Problema | Problema Damelor | Scor | 90 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 1.05 kb |
#include<iostream>
#include<fstream>
#include<algorithm>
#include<bitset>
#include<math.h>
using namespace std;
bool b;
int cont;
ofstream so("damesah.out");
void afis(int n,int x[])
{
int i;
for(i=1;i<=n;++i)
so<<x[i]<<' ';
b=true;
}
void dame(int n)
{
int i,k;
int es,ec;
k=1;
int x[20];
x[k]=0;
while(k>0)
{
do
{
if(x[k]<n)
{
x[k]++;
es=1;
ec=1;
for(i=1;i<k;++i)
if(x[i]==x[k]||abs(x[i]-x[k])==k-i)
ec=0;
}
else
es=0;
}
while(es&&!ec);
if(es)
if(k==n)
{
if(!b)afis(n,x);
++cont;
}
else
x[++k]=0;
else
--k;
}
}
int main()
{
ifstream si;
si.open("damesah.in");
int n;
si>>n;
dame(n);
so<<'\n'<<cont<<'\n';
}
