Cod sursa(job #735728)

Utilizator robertpoeRobert Poenaru robertpoe Data 17 aprilie 2012 10:24:56
Problema Planeta Scor 30
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.46 kb
#include<fstream>
#define xxl long long
using namespace std;
long long x,d[10];
ifstream f("planeta.in");
ofstream g("planeta.out");
int n;
void back(int l,int r,xxl k)
{
	int i=l;
	for(;d[i-l]*d[r-i]<=k&&i<=r;i++)
		k-=d[i-l]*d[r-i];
	g<<i<<" ";
	if(l<i)
		back(l,i-1,k/d[r-i]);
	if(i<r)
		back(i+1,r,k%d[r-i]);
}
int main()
{
	f>>n>>x;
	int i,j;
	d[0]=1;
	for(i=1;i<=n;i++)
		for(j=1;j<=i;j++)
			d[i]=d[i]+d[i-j]*d[j-1];
		back(1,n,--x);
return 0;
}