Cod sursa(job #2902737)

Utilizator Cosmina_GheorgheGheorghe Cosmina Cosmina_Gheorghe Data 16 mai 2022 19:19:24
Problema Stramosi Scor 100
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.68 kb
#include <iostream>
#include <fstream>
using namespace std;
ifstream fin("stramosi.in");
ofstream fout("stramosi.out");
int main()
{
    int n,m,i,j,cnt,v[21][250002],om,nr;
    fin>>n>>m;
    v[0][0]=0;
    for(i=1;i<=n;i++)
    {
        fin>>v[0][i];
    }
    for(i=1;i<=20;i++)
    {
        for(j=1;j<=n;j++)
        {
            v[i][j]=v[i-1][v[i-1][j]];
        }
    }
    for(i=1;i<=m;i++)
    {
        fin>>om>>nr;
        cnt=0;
        while(nr>0)
        {
            if(nr%2==1)
            {
                om=v[cnt][om];
            }
                cnt++;
                nr=nr/2;
        }
        fout<<om<<'\n';
    }

    return 0;
}