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Cod sursa(job #928840)

Utilizator misinozzz zzz misino Data 26 martie 2013 18:42:17
Problema Planeta Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.51 kb
#include<fstream>
using namespace std;
ifstream f("planeta.in");
ofstream g("planeta.out");
int i,n,j;
long long k,v[100];
void back(int st,int dr,long long k)
{
    int i;
    for(i=st;v[i-st]*v[dr-i]<=k&&i<=dr;++i)
    k-=v[i-st]*v[dr-i];
    g<<i<<' ';
    if(st<i)
    back(st,i-1,k/v[dr-i]);
    if(i<dr)
    back(i+1,dr,k%v[dr-i]);
}
int main()
{
    f>>n>>k;
    v[0]=1;
    for(i=1;i<=n;++i)
    for(j=1;j<=i;++j)
    {
        v[i]+=v[i-j]*v[j-1];
    }
    --k;
    back(1,n,k);
}