Cod sursa(job #3229480)

Utilizator petrutgGheorghies Petrut-Rares petrutg Data 16 mai 2024 03:02:28
Problema Stramosi Scor 100
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.54 kb
#include <bits/stdc++.h>
#define N 250005
using namespace std;
ifstream fin("stramosi.in");
ofstream fout("stramosi.out");
int n,q,d[19][N];
int main()
{
    int i,j,nod,k,sol;
    fin>>n>>q;
    for(i=1;i<=n;i++) fin>>d[0][i];
    for(i=1;i<=18;i++)
      for(j=1;j<=n;j++)
        d[i][j]=d[i-1][d[i-1][j]];
    while(q--)
    {
        fin>>nod>>k;
        sol=0;
        while(k)
        {
            if(k%2==1) nod=d[sol][nod];
            sol++;
            k/=2;
        }
        fout<<nod<<"\n";
    }
    return 0;
}