Cod sursa(job #2076967)

Utilizator dragos231456Neghina Dragos dragos231456 Data 27 noiembrie 2017 15:28:16
Problema Stramosi Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.62 kb
#include <iostream>
#include <fstream>
using namespace std;
ifstream f("stramosi.in");
ofstream g("stramosi.out");
int n,m,a[20][250005],x,p,r,h,t;
int main()
{
    f>>n>>m;
    for(int j=1;j<=n;++j)
    {
        f>>a[0][j];
    }
    for(int i=1;(1<<i)<=n;++i)
    {
        r=(1<<(i-1)); h=(1<<i);
        for(int j=1;j<=n;++j)
        {
            t=a[i-1][j];
            a[i][j]=a[i-1][t];
        }
    }
    for(int i=1;i<=m;++i)
    {
        f>>x>>p; r=0;
        while(p)
        {
            if(p%2) x=a[r][x];
            ++r; p/=2;
        }
        g<<x<<'\n';
    }
    return 0;
}