Cod sursa(job #3231784)

Utilizator radu.deaconuDeaconu Radu-Andrei radu.deaconu Data 27 mai 2024 18:53:29
Problema Stramosi Scor 100
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.64 kb
#include <iostream>
#include <fstream>
#include <vector>


using namespace std;

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

int a[250001][32];

int main()
{
    int n,k,p,q;
    //int a[250001][30]={0};
    f>>n>>k;
    for (int i=1;i<=n;i++)
    {
        f>>a[i][0];
    }
    for(int j=1;j<=n;j++)
        for(int i=1;i<=31;i++)
            a[j][i] = a[a[j][i-1]][i-1];
    for(int i=1;i<=k;i++)
    {
        f>>p>>q;
        int m=0;
        while(q)
        {
            if(q&1)
                p=a[p][m];
            m++;
            q>>=1;
        }

        g<<p<<"\n";
    }


    return 0;
}