Cod sursa(job #2013385)

Utilizator Mircea_DonciuDonciu Mircea Mircea_Donciu Data 21 august 2017 12:12:36
Problema Planeta Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.56 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;
}