Cod sursa(job #759727)

Utilizator o0ana7vrabie oana o0ana7 Data 19 iunie 2012 00:14:58
Problema Planeta Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.46 kb
#include<fstream>
#define xxl long long
using namespace std;
long long x,v[100];
ifstream f("planeta.in");
ofstream g("planeta.out");
int n;
void back(int l,int r,xxl k)
{
	int i=l;
	for(;v[i-l]*v[r-i]<=k&&i<=r;i++)
		k-=v[i-l]*v[r-i];
	g<<i<<" ";
	if(l<i)
		back(l,i-1,k/v[r-i]);
	if(i<r)
		back(i+1,r,k%v[r-i]);
}
int main()
{
	f>>n>>x;
	int i,j;
	v[0]=1;
	for(i=1;i<=n;i++)
		for(j=1;j<=i;j++)
			v[i]=v[i]+v[i-j]*v[j-1];
		back(1,n,--x);
g.close();
return 0;
}