Cod sursa(job #502473)

Utilizator mraresMardare Rares mrares Data 19 noiembrie 2010 17:21:41
Problema Stramosi Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.57 kb
#include <fstream>
#define mmax 25
#define nmax 300000

using namespace std;

ifstream f("stramosi.in");
ofstream g("stramosi.out");

int a[mmax][nmax+5];
int p, q, n, m, nr;

int main()
{
    int i, j;
    f>>n>>m;
    for(i=1;i<=n;++i) f>>a[0][i];

    for(i=1;i<=mmax;++i)
        for(j=1;j<=n;++j)
            a[i][j]=a[i-1][a[i-1][j]];

    for(i=1;i<=m;++i)
    {
        f>>q>>p;
        while(p)
        {
            if(p%2) q=a[nr][q];
            ++nr;
            p/=2;
        }
        nr=0;
        g<<q<<"\n";
    }
    return 0;
}