Cod sursa(job #2321593)

Utilizator XDDDDariusPetean Darius XDDDDarius Data 16 ianuarie 2019 12:30:59
Problema Stramosi Scor 100
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.66 kb
#include <iostream>
#include <fstream>

std::ifstream in("stramosi.in");
std::ofstream out("stramosi.out");

using namespace std;
int t[20][250005];
int numar,nrst,n,m;

int main()
{
    in>>n>>m;
    for(int i=1;i<=n;i++)
    {
        in>>t[0][i];
    }
    for(int i=1;(1<<i)<=n;i++)
    {
        for(int k=1;k<=n;k++)
        {
            t[i][k]=t[i-1][t[i-1][k]];
        }
    }
    for(int i=1;i<=m;i++)
    {
        in>>numar>>nrst;
        for(int k=0;k<=20;k++)
        {
            if((1<<k)&nrst)
            {
                numar=t[k][numar];
            }
        }
        out<<numar<<"\n";
    }
    return 0;
}